C
caffeine-induced disorders
n. A family of disorders caused by caffeine use, including caffeine intoxication, caffeine- induc...
caffeine withdrawal
n. A syndrome subsequent to the cessation of caffeine use after addiction has occurred, which usu...
calcium (channel) blocker
n. A family of drugs which work by partially blocking voltage-sensitive calcium channels which ar...
calcium channel
n. An area of a cell wall that has greater permeability for calcium ions than most parts of the c...
California Psychological Inventory
n. (CPI) A self-report personality inventory scaled for folk concepts of personality and used to ...
cannabis
n. Three related plant species (Cannabis indica, C. rudcalis, and C. sativa), all of whose leaves...
Cannon-Bard theory
n. A theory of emotion in which it is supposed that a situation is first evaluated in the thalamu...
Capgras syndrome
n. The delusion that others, usually close relatives or friends, have been replaced by identical ...
cardiovascular
adj. Of or relating to the heart and blood vessels and the circulation of blood throughout the body.
carpentered world
n. The visual environment of urban dwellers, which is largely a constructed rather than a natural...
Cartesian
adj. Of or relating to the ideas or person of the French philosopher Rene Descartes (15961642), w...
Cartesian dualism
n. The idea proposed by the French philosopher Rene Descartes that there are two kinds of things ...
case study
n. A thorough observation or analysis of one or a few participations. Case studies can be used as...
castration anxiety
n. 1. In psychoanalysis, little boys fear that their father wants to castrate them, a projection ...
castration complex
n. 1. In psychoanalysis, a whole constellation of fears and projections of young children centere...
catalepsy
n. A state of rigid immobility that may be maintained over many hours, usually by persons sufferi...
cataplexy
n. 1. A sudden loss of muscle tone and control, sometimes localized and sometimes in the entire b...
catastrophe theory
n. A field of mathematics that formally describes processes in which small and gradual changes in...
catatonia
n. Marked abnormality of muscle tone, posture, or behavior often observed in catatonic schizophre...
catatonic rigidity
n. A state of rigid immobility that may be maintained over many hours, usually by persons sufferi...
catatonic schizophrenia
n. A rare form of schizophrenia in which there are rigid immobility or marked abnormality of post...
catatonic stupor
n. An immobile and unresponsive state such as is characteristic of catatonic schizophrenics.
catch trial
n. A trial in a series of trials in which the independent variable is not presented and the subje...
catecholamine hypothesis
n. The theory that the variations in the levels of catecholamine neurotransmitters, dopamine, epi...
categorical perception
n. The perception of a thing as distinctly of one kind or type, despite ambiguity in the stimulus...
categorical scale
n. A measurement scale that divides responses into category labels with no numerical meaning. Als...
categorical variable
n. A nonquantitative variable with a limited number of subtypes, levels, or values. Also called n...
categorization
n. The mental process of sorting things into types depending on some criterion or criteria. In na...
category size effect
n. A difference in time taken to make category decisions depending on category size. Decisions ab...
catharsis
n. 1. The release of strong, pent-up tension or emotion in an outburst of expression. 2. In psych...
cathexis
n. In psychoanalysis, the process of directing the energy of one's desires toward a particular so...
CAT scan
► See COMPUTED (AXIAL) TOMOGRAPHY
caudate nucleus
n. One of a pair of nuclei in the basal ganglia which have a tail-like shape and are involved in ...
causal attribution or casual inference
n. Causal attribution refers to the process through which laypeople try to understand the underly...
causality
n. 1. The philosophical belief that all events and states are the result of forces acting on prev...
causal reasoning
n. Human thoughts which seek to delineate a set of causal relations between things and events.
causal variable
n. A variable whose relationship to another is inferred to be causal in nature. Thus the blood al...
causation
n. 1. The necessary and sufficient conditions to predict that a particular event or outcome will ...
ceiling effect
n. The inability of a measure or test to show valid differences above a certain point due to the ...
cell
n. In biology, one of the basic structures of most living organisms comprising a cell membrane de...
cell body
n. The central portion of a nerve cell not including the axon or the dendrites, which includes th...
censorship
n. 1. The practice of limiting publication or dissemination of materials that are not within the ...
centile
n. A percentile, or one one-hundredth of a total.
central deafness
n. Loss or impairment of hearing caused by pathology in the central nervous system. Central deafn...
central fissure
n. Fold in the cortex separating the frontal and parietal lobes. It is also referred to as the Ro...
central limit theorem
n. An important mathematical theorem in applied statistics which states that the distribution of ...
central nervous system
n. (CNS) The spinal cord and brain of a vertebrate organism, contrasting with the peripheral nerv...
central tendency
n. The middle of any distribution of measures, usually using the mean, the median, or the mode as...
central tendency measures
n. Any measure of central tendency in a distribution of measurements, the most common of which ar...
central trait
n. Any of a small number of common traits which best describe an individual within her/ his culture.
central vision
n. Perception in the center of the visual field. In humans this area is more acute than periphera...
centration
n. A tendency to attend to only one aspect of a problem ignoring other, potentially useful aspect...
centroid
n. 1. A point of convergence in a multidimensional space of all hyperplanes which divides all the...
cephalocaudal
adj. Moving from the head toward the tail.
cephalocaudal development
n. The head-to-tail progression of sensory acuity and motor development in human infants such tha...
cerebellum
n. A large bump at the back of the spinal cord immediately below the occipital lobe which is invo...
cerebral aqueduct
n. A small space between the third and fourth ventricles which allows cerebrospinal fluid to drai...
cerebral cortex
n. The large, exterior mass of gray matter about 2-4 mm thick that is divided into two halves and...
cerebral dominance
n. Sometimes used as synonymous with hemisphere specialization or brain asymmetry. The term cereb...
cerebral hemisphere
n. One of the two halves of brain separated by the longitudinal or interhemispheric fissure. They...
cerebral palsy
n. (CP) A lack of coordination, including spasticity, awkward movements, paralysis, difficulty in...
cerebrospinal
adj. Of or relating to the brain and spinal cord.
cerebrospinal fluid
n. The nearly pure saline solution that bathes the brain and spinal cord and acts as a cushion to...
cerebrovascular
adj. Of or relating to the blood vessels in the brain.
cerebrovascular accident
n. The breaking or blockage of a blood vessel in the brain which results in an interruption of th...
cerebrum
n. The largest part of the human brain, lying above the cerebellum and surrounding the midbrain a...
cerveau isole
n. A surgical operation for research purposes in which the brainstem is severed between the dienc...
chained reinforcement schedule
n. A compounded schedule of reinforcement in which a subject must complete one or more reinforcem...
change blindness
n. An inability to detect changes in visual scenes when the person sees one scene first and then ...
change-of-standard effect
n. The change-of-standard effect refers to the way memory is distorted when a past judgment about...
character
n. The whole of the mental processes and behavioral aspects of a person which differentiate him o...
character disorder
n. A pervasive and enduring pattern of dynamic psychophysical processes, subjective experience, p...
charisma
n. The capacity to gain the attention of and positively influence other people.
chemoreceptor
n. A sensory nerve surface on the taste buds of the tongue or in the nasal epithelium capable of ...
chemotherapy
n. The process of treating cancer with chemicals which are more toxic to cancer cells than to nor...
child abuse
n. Any form of mental, physical, or sexual behavior toward a child which is detrimental to the ch...
childhood disintegrative disorder
n. An insidious and marked deterioration in language, social skills, bowel or bladder control, pl...
childhood schizophrenia
n. Schizophrenia beginning in childhood instead of the normal course in which schizophrenia appea...
child neglect
n. A failure to provide a dependent child with the sustenance, protection, attention, stimulation...
child psychology
n. The branch of psychology devoted to the study of children and their development.
Children's Apperception Test
n. A version of the Thematic Apperception Test, which was developed for use with children using d...
chimeric face
n. A composite face formed by photographically joining the left side of one person's face to the ...
chi-square distribution
n. Any distribution of the summed squares of the deviates of a normally distributed variable or a...
chi-square test
n. A statistical test in which the sum of the squared deviations of observed frequencies minus th...
chlordiazepoxide
n. The first benzodiazepine marketed (1957) as an anxiolytic drug, under the brand name Librium, ...
chlorpromazine
n. An antipsychotic drug of the phenothi- azine family which works by blocking dopamine receptors...
choice reaction time
n. The time a subject takes to make a response after presentation of a stimulus in a task requiri...
choice shift
n. Any shift in choice made by an individual in the presence of others versus when alone, includi...
cholecystokinin
n. (CCK) A peptide hormone found in both the duodenum and the brain which acts as a neurotransmit...
choline
n. An amine synthesized from lecithin and a precursor to acetylcholine and numerous methyl groups...
cholinergic
adj. Of or relating to choline or the choline- derived neurotransmitters.
chorea
n. Rapid, involuntary, and purposeless jerky movements of the arms, legs, and facial muscles char...
chromatic color
n. Colors that have the visual characteristics of hue and saturation, which are all colors except...
chromatic vision
n. The perception of color along with light intensities which is characteristic of normal human v...
chromosomal anomaly
n. Any change in the normal number or structure of chromosomes which is usually detected when it ...
chromosome
n. A roughly rod shaped structure in the nucleus of cells containing deoxyribonucleic acid (DNA) ...
chromosome disorder
n. Any disorder caused by abnormality in the number or structure of the chromosomes. About 7-8% o...
chronic brain disorder
n. Any long-lasting disorder due to problems with brain function or formation, often resulting fr...
chronic fatigue syndrome
n. A controversial disorder first described in 1988 in which a person suffers from fatigue for 6 ...
chronic pain
n. Any pain which persists for long periods. It is usually due to nerve or organ damage which doe...
chronic undifferentiated schizophrenia
n. A form of schizophrenia in which there are at least two of the following symptoms: delusions, ...
chronological age
n. The amount of time which has elapsed since the birth of an individual.
chunk
n. A mental unit of which about seven can be held in short-term memory. All information can be or...
chunking
n. The process of organizing information into a unit with a single mental representation. The hum...
cilia
n. Plural of cilium. 1. An eyelash. 2. A hairlike projection from a cell body as in the hair cell...
cingulate gyrus
n. Prominent gyrus in the mesial part of the brain, limited above by the cingulate sulcus and bel...
circadian rhythm
n. Any daily or near-daily pattern in physiological change or overt behavior; the sleep- wake cyc...
circadian rhythm sleep disorder
n. A sleep disorder caused by a mismatch between a person's circadian rhythm and the demands of t...
circular reasoning
n. A fallacious type of reasoning in which the conclusion of an argument is already contained in ...
circumplex model of emotion
n. A model of emotion in which emotions are arranged in a circle such that near emotions are simi...
circumvallate papilla
n. Seven to 11 small ridges at the back of the tongue separated by trenches which are lined with ...
clairvoyance
n. The capacity to perceive the past, the future, distant things, or events or things not seen wi...
clang association
n. The mimicking of a given sound, or perseveration on particular sounds that rhyme. For example,...
classical conditioning
n. The learning theories of Ivan Pavlov, in which only observable events such as stimulus conditi...
classical psychoanalysis
n. The psychoanalysis of Sigmund Freud in which the therapeutic process occurs through a patient'...
classic test theory
n. Theory of testing in which each test score is supposed to be the sum of random error and true ...
class interval
n. The range of scores which are included within a particular bin or group in a frequency table o...
class limits
n. The defined boundaries of a class interval.
Clever Hans
n. The name of a horse famous in the early 1900s for being able to give the correct answer to any...
client-centered therapy
n. The therapy developed by Carl Rogers which assumes that each person lives in a reality of his ...
clinical data combination
n. The integration of multiple measures of functioning into a decision or classification of a sub...
clinical psychologist
n. An individual with a doctorate in psychology who performs psychological testing, assessments, ...
clinical psychology
n. The branch of psychology that attempts to apply the results of psychological science to the tr...
clinical trial
n. A research study on groups of people or animals in which the effects of a treatment are assess...
clinical versus statistical prediction
n. A comparison of the accuracy of clinicians' intuitions about patients' future behavior versus ...
clitoris
n. A small body of highly enervated erectile tissue whose outer portion is inside the labial fold...
closed-mindedness
n. Closed-mindedness is an unwillingness to entertain seriously the validity of conceptions that ...
closed question
n. A question which must be answered by selecting from a limited set of responses such as true/fa...
close relationships
n. Close relationships refer to a bond between two individuals that is characterized by one of th...
closure, law of
n. One of the laws of Gestalt perception, which suggests that people tend to perceive objects wit...
clozapine
n. An atypical (recent) antipsychotic medication of the dibenzodiazepine family first introduced ...
Cloze procedure
n. The Cloze procedure is an examination or experimentation technique that requires students or p...
cluster analysis
n. Any of several statistical procedures in which a vector space is created using the variables i...
clustering
n. 1. The tendency of people to group together items in memory on the basis of subjective dimensi...
cluster sample
n. A sampling procedure in which a population is divided into clusters, a sample of clusters is s...
coalition formation
n. The process of forming temporary alliances among group members in order to control group proce...
cochlea
n. A hollow snail-shaped bone in the inner ear. It receives pressure from the middle ear via the ...
cocktail party phenomenon
n. The observation that humans will notice background sounds which have importance to them while ...
code frame switching
n. The process by which bilinguals switch between one cultural meaning system and another when sw...
codependency
n. 1. A pathological form of relationship in which two persons are mutually controlling, one by e...
coding
n. 1. The conversion of information into an altered form either for ease of processing or for sec...
coefficient alpha
n. An index of the internal consistency of a set of items which can have more than two possible r...
coefficient of alienation
n. (k) An index of the variance between two variables not explained by their covariance. It is gi...
coefficient of concordance
n. (W) An index of the degree to which rankings by independent judges agree with each other.
coefficient of correlation
n. A numerical index of shared relationship between two variables. The product-moment correlation...
coefficient of determination
n. The coefficient of determination, a statistical term used by psychologists, is the percentage ...
coefficient of reliability
n. A numeric index which reflects the stability of a test score or the relative proportion of tru...
coefficient of validity
n. An index of the degree to which a test measures what it is intended to measure, as opposed to ...
cofigurative culture
n. A culture in which change occurs rapidly. Both adults and peers socialize young people. Young ...
cognition
n. 1. A general term for all forms of mental processes including conscious ones such as perceptio...
cognitive ability
n. The aptitude for or skill at performing mental tasks such as memory, perception, judgment, dec...
cognitive aging
n. Normal changes in the thought processes of adults as they grow older, which include slowed rea...
cognitive behavior therapy
n. (CBT) A form of psychotherapy that attempts to meld the techniques of cognitive therapy with b...
cognitive busyness
n. The degree to which the mind's capacity for processing information is taken up with a task or ...
cognitive development
n. The appearance, expansion, and alteration of mental processes from birth until death including...
cognitive dissonance
n. A state of being made anxious by the incompatibility of two or more ideas, experiences, or per...
cognitive dissonance theory
n. The theory that people have a positive need to maintain consistency in their mental maps of th...
cognitive heuristic
n. 1. A mental strategy or rule of thumb for solving a problem that is relatively efficient in te...
cognitive interview
n. A structured interview for witnesses designed to improve information recall and to reduce cogn...
cognitive map
n. A mental representation of an environment or locale that is mentally scannable for distance, l...
cognitive miser
n. One of several competing theories among contemporary (early 21st-century) social cognitive per...
cognitive neuroscience
n. The study of how mental processes occur in the central nervous system, focusing on relationshi...
cognitive psychology
n. This term describes a subdiscipline of psychology that examines mental processes involved in p...
cognitive response analysis
n. An investigation of the mental rehearsals a person engages in while evaluating a piece of pers...
cognitive restructuring
n. A technique of examining one's beliefs as embodied in automatic thoughts and substituting more...
cognitive schema
n. A mental representation of some aspect of past experience or some part of one's general knowle...
cognitive science
n. The interdisciplinary science of mind which includes and attempts to integrate approaches from...
cognitive style
n. A characteristic mode of processing information including perceiving, conscious reasoning, rem...
cognitive theories of emotion
n. Any of a number of theories of emotion in which conscious thought, self-perceptions, self-rele...
cognitive therapy
n. (CT) A form of psychotherapy that attempts to alter the content of irrational or distorted aut...
cognitive tuning
n. The theory that emotion and bodily sensations are used to adjust or select cognitive processes...
cohesion
n. The tendency of group members to form affective bonds both to the group as a whole and to indi...
coitus
n. Sexual intercourse, usually involving the insertion of the penis in the vagina coupled with rh...
coitus interruptus
n. Sexual intercourse in which the penis is removed from the vagina before ejaculation and ejacul...
cold pressor pain
n. Pain resulting from immersion of a limb or part of a limb in iced water for the purpose of tes...
collective action
n. The pursuit of some goal or goals by more than one person in an at least partially coordinated...
collective control
n. A type of control in which one attempts to control the environment as a member of a group, and...
collective self
n. The part of the self or self-concept that is shared by all the members of each group to which ...
collective threat
n. The fear that an in-group member's behavior can reinforce negative stereotypes about one's group.
collective unconscious
n. In Jungian psychology, the totality of the inherited structure of the mind formed over the cou...
collectivism
n. A cultural pattern found in cultures that tend to be simple and traditional and have many rule...
colliculus
n. The word colliculus (plural colliculi) refers to a small elevation (hill) above the surroundin...
color adaptation
n. A decrease in sensitivity to a particular color after prolonged stimulation with that color. T...
color blindness
n. The inability to perceive a normal range of colors, which may be total or partial. In total co...
color constancy
n. The tendency of humans to perceive that the color of an object remains constant despite the fa...
color mixing
1. v. Producing a new color by mixing two or more other colors, as in mixing paint colors for a h...
colors, primary
n. Red, blue, and yellow or green, which can be mixed to obtain white. From the point of view of ...
color vision
n. The ability to distinguish among lights of various wavelengths.
color vision, theories of
n. Any of several explanations of the ability to distinguish among lights of various wavelengths ...
coma
n. An abnormal state of unconsciousness marked by complete or nearly complete unresponsiveness to...
commissure
n. Site where two elements are joined. In anatomy it is used to refer to the nerve pathways cross...
commissurotomy
n. Incision of a body commissure. Commissurotomy of the corpus callosum (calloso- tomy) results i...
commitment
n. 1. Confinement to a mental institution usually without the consent of the person involved. In ...
common fate
n. A Gestalt principle that notes that objects that move in unison tend to be grouped together in...
common in-group identity model
n. A theoretical model of group interventions designed to reduce prejudice against an outgroup by...
commons dilemma
n. The commons dilemma, also known as the tragedy of the commons, refers to the conflict of servi...
communality
n. The proportion of the total variance of a variable that is accounted for by the factors making...
communication
n. 1. The transference of understanding from one individual to another or the transfer of data fr...
communication accommodation theory
n. Communication accommodation theory (CAT) was formulated in the early 1970s and has been refine...
communication disorder
n. Any of a family of disorders in which a person's capacity for speech and language performance ...
communication game theory
n. The application of multipart decision theory to communications in which parties have different...
community psychology
n. A branch of applied psychology that focuses on person-environment interactions usually at the ...
comorbidity
n. 1. The simultaneous presence of more than one disease or disorder in the same person. 2. The i...
companionate love
n. Love in which there are intimacy and commitment but no passion in Robert J. Sternberg's triang...
comparable forms
n. Alternative forms of a test which have similar content but whose psychometric qualities have n...
comparative psychologist
n. A person holding a doctoral degree in psychology whose area of research is the psychological s...
comparative psychology
n. The branch of psychology concerned with the similarities and differences in the minds of diffe...
compatibility principle
n. In control systems, the idea that information displays work best when a control for a variable...
compensation
n. 1. In Adlerian psychology, the development of one area of competence to make up for perceived ...
compensation principle
n. An economic theory concerning changes in an economic system in which it is held that total eco...
competence
n. A term in psychology that can be understood as both an objective outcome and a subjective or p...
competition
n. The pursuit of the same resources or goal by two or more entities in which the success of one ...
complementary colors
n. Any pair of colors that produce white or gray when mixed in the correct proportion: colors on ...
complex reaction time
n. The amount of time a subject takes in a multiple-choice experiment to indicate his or her choi...
compliance
n. Obedience to the commands, requests, suggestions, or desires of another. In medicine it is fol...
componential intelligence
n. A theory of intelligence in which capacity to perform tasks is analyzed into three component p...
compound reaction time
n. The amount of time a subject takes in a multiple-choice experiment to indicate his or her choi...
compulsion
n. 1. The experience of a subjectively irresistible impulse to a course of action usually against...
compulsive personality
n. 1. An enduring and pervasive pattern of personal adjustment characterized by the experience of...
computed (axial) tomography
n. (CT or CAT scan) A process of generating a three-dimensional set of images of a person's or ob...
computer assisted instruction
n. Any of numerous forms of instruction in which computers are used in addition to more tradition...
concept
n. The mental representation of a thing or class of things so that an individual can decide wheth...
concept acquisition
n. The process of learning or acquiring a concept, which can be inductive, as by discriminating a...
concept formation
n. The process of learning or acquiring a concept from particular instances, some of which are ex...
concept formation and learning
n. In education, concept formation in which a concept can be applied to new situations and relate...
concept learning
n. The process of acquiring concepts in which the individual forms a list of attributes or a prot...
conceptual perspective taking
n. Adopting the perspective of another person or other living thing through a process of imaginin...
concrete operational stage
n. In Piagetian theory, a stage of intellectual development in which children can think logically...
concrete operations
n. Logical thought about specific objects or situations, which involves letting go of (decenterin...
concurrent schedules
n. The simultaneous presence of two independent schedules by which a subject can achieve reinforc...
concurrent validity
n. The extent to which two nearly simultaneous measures of the same thing discover similar result...
conditional positive regard
n. In Rogerian psychology, a relationship in which a person is deemed worthy and good by one pers...
conditional probability
n. The probability that one thing will occur given that another thing has already occurred.
conditioned aversion
n. A learned preference to avoid or escape from a stimulus or situation that has no intrinsically...
conditioned avoidance
n. A learned avoidance of a stimulus or situation that has no intrinsically negative characterist...
conditioned emotional response
n. An emotional response to a stimulus that has been learned through pairing with another stimulu...
conditioned escape
n. A learned preference to escape from a stimulus or situation that has no intrinsically negative...
conditioned food aversion
n. Food that has been paired with digestive distress or other negative stimuli will tend to be av...
conditioned inhibition
n. The lessening of a conditioned response either during learning trials or during an extinction ...
conditioned reflex
n. A reflex action to a stimulus which originally did not result in the response after a learning...
conditioned reinforcer
n. A stimulus which was originally neutral but has been paired with an unconditioned reinforcer a...
conditioned response
n. A response in the presence of a stimulus which did not originally evoke the response but which...
conditioned stimulus
n. A stimulus which does not initially provoke a response but begins to do so after repeated pair...
conditioned suppression
n. The reduction in the rate of operant responding produced by the presence of a stimulus previou...
conditioned taste aversion
n. A taste which was originally either positive or neutral will come to be avoided if it is paire...
conditioning
n. The process of learning analyzed from a behavioristic point of view, usually described as the ...
conditioning by successive approximations
n. A process of shaping behavior by breaking a desired behavior into a series of steps back to pr...
conditioning, excitatory
n. Another name for classical conditioning in which the pairing of an unconditioned stimulus (US)...
conditioning, inhibitory
n. In classical conditioning when the unconditioned stimulus is paired with another stimulus less...
conduct disorder
n. A disorder of childhood characterized by frequent violation of the basic rights of others and ...
conduction aphasia
n. Aphasia characterized by relatively good spontaneous language, good comprehension, and poor re...
conductive deafness
n. Disruption of conduction of sound vibrations through the outer and middle ear. Because of this...
cone
n. A cone-shaped retinal light receptor cell primarily located in the fovea of the human eye whic...
confabulation
n. False statements made by persons who have memory lapses so as to fill in conversations when th...
confederate
n. Confederates are pretend research participants, who are actually accomplices of the researcher...
confidence interval
n. The range of values in which a population parameter is likely to fall when estimated from a sa...
confidence limit
n. The upper and lower ends of a confidence interval or range of values in which a population par...
confidentiality
n. A principle of law and professional research ethics in which researchers and professional prac...
configurative culture
n. A culture in which one's contemporaries instead of one's elders are the cultural icons one lea...
confirmation bias
n. The observation that individuals selectively seek out and attend to information which agrees w...
confirmatory factor analysis
n. A procedure used in factor analysis to show that a group of variables possesses a predicted fa...
conflict, approach-approach
n. Conflict in which we are forced to decide between two desirable alternatives, for example, cho...
conflict, approach-avoidance
n. Conflict in which we are attracted to the positive features of the alternative but are repelle...
conflict, avoidance-avoidance
n. Conflict in which we are forced to decide between two undesirable alternatives. For example, y...
conflict, double approach-avoidance
n. The inner experience of indecision and anxiety when confronted with choice between two options...
conformity
n. The tendency to make one’s attitudes, actions, opinions, and perceptions match those of anothe...
confound(s)
n. In experimental design, an uncontrolled variable(s) which affects the results of an experiment...
confounding
n. The process of an uncontrolled variable's affecting the results of an experiment such that no ...
congruent validity
n. Congruent validity is the relationship between a measure and a known valid and reliable measur...
congruity theory
n. A theory of attitude change in which cognitive simplicity or balance is sought such that if th...
conjunctive fallacy
n. A tendency to believe that the occurrence of two or more events is more likely than the occurr...
conjunctive schedule
n. A kind of intermittent reinforcement schedule in which two or more separate schedules must bot...
connectionism
n. 1. A theory of learning in which neural connections between stimuli and responses are the basi...
conscientiousness
n. Conscientiousnes is one of the dimensions of the five factor model. It contrasts individuals w...
consciousness
n. The phenomenon of personal, subjective experience. The experience is sensory, remembered, or i...
consensual validity
n. Consensual validity is agreement between at least two observers on the existence or quantity o...
conservation
n. In Piagetian psychology, the understanding that physical quantity is not the same as an indivi...
conservatism
n. An attitude set characterized by simplicity and rigidity of thought, a positive characterizati...
consistency theory
n. Any of a set of theories of social cognition which suggest that people have a strong desire to...
consolidation
n. The formation of a permanent memory selected from among many short-term memory traces or impre...
constant stimuli method
n. A psychophysical procedure for determining both difference and absolute thresholds. In differe...
construal level theory
n. (CLT) Construal level theory is an account ofhow psychological distance influences individuals...
constructive memory
n. 1. Memory for events which substitutes general knowledge or details from other memories for de...
constructivism
n. 1. A point of view that holds that perception is an active construction of perceptual wholes f...
construct validity
n. The degree to which a test embodies a theory or abstract idea. This is evaluated by comparison...
consumer psychology
n. Consumer psychology concerns all aspects of human behavior pertaining to consumption (obtainin...
consummate love
n. A combination of erotic passion, emotional commitment, and communicative intimacy in Robert J....
contact hypothesis
n. A theory that increased contact with another group of people will reduce prejudice toward that...
contagion, behavioral/social
n. The rapid spread of ideas, attitudes, and behaviors through crowds of people and other animals.
contamination (statistical)
n. 1. The process of allowing one's point of view to influence research design or clinical judgme...
content analysis
n. A research methodology relying on the analysis of textual information to identify its properti...
content, latent and manifest
n. In Freudian interpretation of dreams, the dream is a construction in which an unconscious (lat...
content validity
n. Content validity is the extent to which test items match or align with the target topic, perfo...
context effect
n. Any influence of the physical, emotional, or social environment on an organism's response to a...
contextual intelligence
n. In the triarchic theory of intelligence, the capacity to make one's self fit better with the e...
contiguity theory
n. The supposition that all learning derives from closeness of association in time and space, tha...
contingency
n. A relationship between two events or variables such that one affects or is associated with dif...
contingency coefficient
n. In statistics, a measure of association between two categorical variables based on the chi-squ...
contingency management
n. A technique in behavior therapy in which the therapist and family members ignore behavior symp...
contingency table
n. A cross-tabulation of two variables showing the frequencies of all interstices.
continuity
n. The observation that lines that appear to move in the same direction tend to be grouped togeth...
continuous reinforcement
n. A schedule of reinforcement in which each adequate response is rewarded.
continuous variable
n. A variable for which any value within the limits of the variable range is possible; as such, i...
continuum
n. 1. Any gradually changing sequence or dimension in which adjacent points are nearly indistingu...
contralateral
adj. Of or pertaining to the opposite side, as when the right motor cortex controls movement in t...
contrast effect
n. The perceptual intensification of a stimulus when it is presented in juxtaposition with a very...
control
n. 1. In psychology, the regulation of all extraneous variables in an experiment so that changes ...
control group
n. In research design a group of subjects not given any of the experimental treatments used as co...
control, statistical
n. Any statistical technique for removing unwanted variance from a mathematical model used when e...
control variable
n. A variable held constant across different conditions of an experiment so as to negate any poss...
convenience sample
n. The most commonly used type of sample in all areas of psychology, which is composed of subject...
conventional morality
n. In Kohlberg's theory of moral development, this is the second level of moral reasoning, charac...
convergence
n. 1. Any process of coming together. 2. Ocular convergence is the inward rotation of the eyes to...
convergent thinking
n. Deductive problem solving or thought processes in general that depend on the application of pr...
convergent validity
n. The degree to which a test is correlated with other measures of the same thing.
conversation analysis
n. A linguistic approach which studies the orderliness, structure, and sequential patterns in tal...
conversion disorder
n. A disorder in which there is functional impairment of sensory or voluntary motor functions sug...
convolution
n. A folding or twisting, as in the folds of the brain or a complicated story.
convulsive disorders
n. Any disorder such as epilepsy or uncontrolled type I diabetes that is characterized by recurre...
convulsive shock therapy
n. The intentional induction of convulsions through sending low-voltage electrical current throug...
Coolidge effect
n. Increased sexual desire, decreased latency between sexual acts, and increased instances of sex...
cooperation
n. The process of working together toward a common goal.
Coopersmith Self-Esteem inventories
n. A set of three tests measuring self-esteem, two of which are designed for children and one for...
coping
n. A process of managing in difficult circumstances which includes developing strategies to deal ...
coprolalia
n. Uncontrollable and inappropriate use of profanity and particularly expressions referring to fe...
cornea
n. The transparent outer covering of the eye, composed of five fibrous layers, which accomplish a...
corporate culture
n. The system of assumptions, beliefs, norms, procedures, and rituals shared by the employees of ...
corpus callosum
n. The largest brain commissure in mammalians. It is a thick band of fibers composed of about 200...
correction for attenuation
n. In testing, a method for estimating the true correlation between scores on two measures by rem...
correction for guessing
n. Any of several formulas which use the proportion of incorrect answers along with the number of...
correlation
n. 1. The degree of relationship between two or more variables. 2. A mathematical index of associ...
correlational method
n. A research approach in which two or more variables are measured, usually in naturalistic setti...
correlational statistics
n. Any of a family of statistics that describe the relationship between two or more variables.
correlational study
n. A study of the relationships between two or more variables, usually using correlational statis...
correlation, biserial
n. A measure of linear relationship between a continuous variable and a dichotomous one.
correlation coefficient
n. A mathematical index of association between two or more variables and usually a linear index s...
correlation, curvilinear
n. The degree of relationship between two variables which is not mathematically linear.
correlation matrix
n. A square matrix whose margins are identical lists of variables, which presents the correlation...
correlation, multiple
n. The degree of relationship between one variable and two or more other variables, usually measu...
correlation, negative
n. The degree of inverse relationship between two variables, usually indicated by a minus sign wi...
correlation, nonlinear
n. The degree of relationship between two variables which is not mathematically linear.
correlation, part
n. The correlation between two variables with a third variable removed from only one of the varia...
correlation, partial
n. A correlation between two variables with the statistical effects of one or more other variable...
correlation, Pearson product-movement
n. The most commonly used correlation coefficient, which measures the degree of linear relationsh...
correlation, perfect
n. A relationship between two variables such that one variable perfectly predicts the other and u...
correlation, phi
n. A linear measurement of the degree of relationship between two dichotomous and randomly distri...
correlation, point-biserial
n. A linear measure of relationship between a continuous variable and a dichotomous one.
correlation, positive
n. An index of the degree of relationship between two variables in which an increase in one predi...
correlation, product-moment
n. The most commonly used correlation coefficient, which measures the degree of linear relationsh...
correlation, rank difference
n. An index of the degree of relationship between two variables that consist of rank orderings.
correlation, rank order
n. An index of the degree of relationship between two variables that consist of rank orderings.
correlation ratio
n. In statistics, a mathematical index which provides a measure of nonlinear relationship between...
correlation, semipartial
n. The correlation between two variables with a third variable removed from only one of the varia...
correlation, Spearman rank-order
n. An index of the degree of relationship between two variables that consist of rank orderings.
correlation, split-half
n. The product-moment correlation between paired scores for a group of subjects on each half of a...
correlation, spurious
n. An observed correlation that occurs by chance in a sample of scores when there is actually no ...
correlation, tetrachoric
n. A product-moment correlation calculated using the column and row totals in a 2 X 2 contingency...
correspondence bias
► See FUNDAMENTAL ATTRIBUTION ERROR
correspondence inference
n. Correspondence inference refers to the judgment of the extent to which one's behavior provides...
cortex, motor
► See MOTOR CORTEX
cortex, sensory
► See SENSORY CORTEX
corticosteroid
n. Any of a family of hormones produced in the adrenal gland and synthetic drugs with similar phy...
corticosterone
n. A hormone produced in the adrenal gland which is secreted under stress or after traumatic inju...
cortisol
n. A glucocorticosteroid hormone released from the adrenal cortex. Cortisol enhances sugar metabo...
counseling
n. The process of helping people make adjustments in normal developmental processes across the li...
counseling psychologist
n. A person holding a doctoral degree in psychology or in counseling who specializes in helping p...
counseling psychology
n. The branch of psychology that deals with studying and assisting people in normal developmental...
counterbalancing
n. In research design, a method of controlling nuisance variables such as practice effects, fatig...
counterconditioning
n. A learning procedure in which an organism that has been conditioned to respond in a particular...
counterfactual
n. Any statement contrary to fact. In linguistics, counterfactuals are often used as conditional ...
counterfactual reasoning
n. Counterfactual reasoning consistsofmental constructions of alternatives to facts or events. Th...
countertransference
n. There are two meanings of the term. In the classical psychoanalytic sense, countertransference...
couples therapy
n. Psychotherapy in which both parties in a committed relationship are treated together and deali...
courtship rituals
n. Species- and/or culture-specific patterns of behavior engaged in as a preliminary to mating in...
covariance
n. A mathematical index of the degree of relatedness between two variables, most usually the aver...
covariate
n. A variable whose variance is statistically removed from an analysis of variance so as to show ...
covariation
n. The correlation of changes in any thing or process with those in another thing or process.
coverbal behavior
n. (CVB) Nonverbal gestures, postures, movements, and expressions that occur during speech and mo...
covert conditioning
n. A process of learning new behavior by imagining one's self performing the new behavior and the...
covert extinction
n. A process of behavior change in which a person imagines performing an unwanted behavior and fa...
covert reinforcement
n. A process in behavior change in which a person imagines receiving reinforcement or reward afte...
cranial nerve
n. Any of 12 pairs of nerves that exit the cranium above the level of the spinal cord including t...
cranium
n. The skull minus the mandible, or jawbone, which encloses the brain in adults. In children the ...
creationism
n. A neo-religious belief system which rejects almost all biological and geological evidence as t...
creative intelligence
n. The mental capacity to fabricate new and better ideas and ways of doing things and juxtapose c...
creativity
n. The capacity to produce new art, ideas, techniques, or other products which are useful, aesthe...
credibility
n. In persuasion, an important factor is the credibility of the source of a message. Trustworthin...
cretinism
n. A syndrome of retarded physical and mental development which can be due to congenital hypothyr...
crib, air
n. A soundproof cabinet with a large window, air conditioning, and a moving sheet to remove waste...
criterion-referenced test
n. A test that has a predetermined passing score which reflects a proficiency standard. An exampl...
criterion validity
n. In testing, the assurance that a test measures the dimension it is intended to measure by corr...
criterion variable
n. A dependent variable or one that is predicted in regression, canonical correlation, and discri...
critical flicker frequency
n. The rate of flicker or variation in a visual stimulus at which the flicker disappears from per...
critical period
n. A critical period is a window of time in an organism,s life cycle during which the organism ex...
critical ratio
n. The ratio of the difference between two statistics to the standard error of the difference.
critical region
n. The area of a frequency distribution of statistics beyond the minimum that will lead to reject...
critical thinking
n. A problem solving strategy in which possible solutions are continually tested to guide work to...
Cronbach's alpha
n. Cronbach's alpha is a gauge of the degree of reliability for multiple measures of a single con...
cross-cultural counseling
n. A process of counseling which takes into account the diversity of clients including their diff...
cross-cultural method
n. A research approach in which the cultural group of the individual is considered as a variable ...
cross-cultural psychological assessment
n. Performing psychological evaluations of persons in a way so as to ensure that the procedures a...
cross-cultural psychology
n. Cross-cultural psychology is the systematic study of how cultural contexts differ and how thes...
cross-cultural research
n. Any research that involves the comparison of two or more cultures on some psychological variab...
cross-cultural sample
n. A sample of subjects from more than one culture in which culture is usually an independent var...
cross-cultural studies
n. Any research that examines similarities or differences of individuals from two or more cultures.
cross-cultural survey
n. Any investigation which compares the distribution of attitudes, opinions, mental diseases, or ...
cross-cultural training programs
n. Used in a variety of academic and business settings, cross-cultural training programs seek to ...
cross-cutting group membership
n. Any situation in which a member or members of one group belong to a second group whose members...
cross-dressing
n. The practice of dressing in the clothes usually worn by members of the opposite sex within one...
cross-language priming
n. This term is used to refer to the advantage in processing a stimulus in one language that is i...
cross-sectional method
n. A research method in which different age groups are sampled for comparison. This sometimes pro...
cross-sectional research
n. Research using cross-sectional samples, usually for the purpose of exploring age related diffe...
cross-sectional study
n. A study using a varied age sample and using age as an independent variable.
cross-tabulation
n. A tabular method of presenting data, usually with one variable on one axis and another variabl...
cross-tolerance
n. The diminishing of the effects of one drug when the body has adapted to the continued presence...
cross-validation
n. A statistical technique that splits a sample of data into two or more subsamples in order to p...
crowding
n. The concentration of organisms into a higher than normal density which often results in stress...
crucial experiment
n. An experiment which provides data which demonstrate the superiority of one theory over another...
cryptesthesia
n. A mode of perception beyond the normal senses as in extrasensory perception (ESP), clairvoyanc...
crystallized intelligence
n. Set of knowledge or skills that are developed within the context of experience or education. T...
CT scan
► See COMPUTED (AXIAL) TOMOGRAPHY
cue
n. Any sensory stimulus that serves as a signal to guide memory, thought, or behavior.
cultural affordances
n. 1. The perceptual, cognitive, and behavioral possibilities created or fostered by the customs,...
cultural anthropology
n. The focus within the field of anthropology that examines the customs, beliefs, attitudes, know...
cultural artifact
n. Any physical evidence of a culture or the persons who are or were part of it and the particula...
cultural assimilation
n. The processes through which members of one social group become integrated into another group. ...
cultural attribution fallacy
n. The ecological fallacy applied to cross-cultural research involving quasi-experimental designs...
cultural bias in testing
n. Cultural bias in testing refers to score variance attributable to ethnicity, race, religion, l...
cultural code frame switching
► See CODE FRAME SWITCHING
cultural determinism
n. The theory that culture determines the personalities, perceptions, beliefs, and understanding ...
cultural difference
n. Any difference between identifiable groups of people in their customs, beliefs, attitudes, kno...
cultural display rules
► See DISPLAY RULES
cultural frame switching
► See CODE FRAME SWITCHING
cultural identity
n. An individual's psychological membership in a distinct culture.
cultural norms
n. The set of rules, values, and standards that determine appropriate behavior within a given cul...
cultural pluralism
n. 1. The existence and acceptance of more than one culture within a country, locale, or society ...
cultural psychiatry
n. An interdisciplinary approach to mental disorders that focuses on cultural differences in the ...
cultural psychology
n. An interdisciplinary movement which regards culture as central in any conception of human bein...
cultural reaffirmation effect
n. The amplified endorsement of home cultural values by bicultural individuals.
cultural relativism
n. A point of view which suggests that human phenomena can only be correctly understood within th...
cultural response sets
n. In testing, the tendency of persons from different cultures to respond to items in systematic ...
cultural transmission
n. The passing on of values, opinions, beliefs, attitudes, knowledge, and norms that characterize...
cultural worldview
n. The point of view created by the customs, beliefs, attitudes, knowledge, art, technology, and ...
culture
n. Three anthropologists defined culture as follows: Culture is to society what memory is to indi...
culture affiliation hypothesis
n. The hypothesis that immigrant bilinguals who speak different languages in their home and adopt...
culture-assimilator training
n. A procedure in which trainees are presented with a series of short scenarios describing cross-...
culture-bound disorder
n. Any locality-specific pattern of maladjustment and troubling experience which may or may not f...
culture-fair test
n. A theoretical instrument which would measure all cultural groups equally well. In fact, such a...
culture-free test
n. In theory, a test which is equally valid for use with individuals in all cultures. In practice...
culture-level analysis
n. An analysis in which a culture or nation group is treated as an individual or single case.
culture of honor
n. Cultures of honor are characterized by values and behavioral norms emphasizing the centrality ...
culture shock
n. A pervasive sense of disorientation, tension, and anxiety experienced by persons who suddenly ...
cumulative frequency distribution
n. A graphical presentation of a data set that presents frequency on the y-axis and the value or ...
cumulative record
n. A learning curve created by a steadily moving roll of paper on which a pen moves up a fixed am...
cumulative recorder
n. An instrument which creates a learning curve by steadily moving a roll of paper on which a pen...
cuneate nucleus
n. Either of two somatosensory relay stations where the right and left fasciculus cuneatus end in...
cupula
n. Any of three dome-shaped gelatinous masses within each of the three semicircular canals of the...
curare
n. Any of several plant extracts that act as neurotoxins by blocking the actions of acetylcholine...
curvilinear correlation
n. An index of the degree of relationship between two variables which is not mathematically linear.
curvilinear regression
► See REGRESSION, CURVILINEAR
curvilinear relationship
n. A relationship between two variables which does not produce a straight line when graphed.
customs
n. Shared behavioral habits and methods for accomplishing tasks. They are an important part of an...
cutaneous sense
n. Any of the senses having receptors located in the skin, such as pressure, texture, vibration, ...
CVC trigram
n. A string of three letters composed of a consonant, vowel, and consonant (CVC) in that order su...
cybernetics
n. The study of self-regulating control processes in both machine and biological systems. These s...
cyclic AMP
n. Cyclic adenosine monophosphate (AMP) is a metabolite of adenosine triphosphate which is create...
cyclic GMP
n. Cyclic guanosine monophosphate (GMP) is a compound found in retinal rods and cones which regul...
cyclic guanosine monophosphate
▶ See CYCLIC GMP
Cyclopean eye
n. 1. A hypothetical brain structure which brings together the information of both eyes in an int...
cyclophoria
n. Abnormal rotation of the eye when not focused on an object due to weakness in the oblique eye ...
cycloplegia
n. Paralysis of the ciliary eye muscles which control the shape of the lens, which makes it impos...
cyclothymia
n. A mental disorder in which there is a chronic fluctuation between hypomania and depression whi...
cyclothymic disorder
n. A mental disorder in which there is a chronic fluctuation between hypomania and depression whi...
cytology
n. The study of the development, function, and structure of biological cells.
cytoplasm
n. The matter inside a biological cell excluding the nucleus.
cytosine
n. A base which is one of the basic building blocks of DNA and RNA, usually designated by the let...
cytotoxic
adj. Poisonous to biological cells.