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ASSOCIATIONISTIC THEORY OF LEARNING

one of various theories that describes learning as occurring through a process of forming associations among items. These items may

ASSUMPTION

u. 1. the premise or supposition that something is a fact, therefore, this is the act of taking something for

ASTROCYTOSIS

n. a pathological condition marked by a proliferation of astrocytes, which are neuroglial cells with fibrous processes (see neuroglia). The

AT RISK

means vulnerable to an outcome, disorder, or disease. Risk status for an individual is defined by genetic, physical, social, and

ATHLETE-BASED INTERVENTION

1. an intervention that develops an athlete's perceptions, experiences, or both for the purposes of improvement in the sport. 2.

ATROPINE

n. an anticholinergic drug derived from plants, particularly from belladonna (see also belladonna alkaloids). It is also produced synthetically. Its

ATTENTION DISORDER

a disturbance characterized by an inability to maintain focus on an activity or difficulties taking notice of, responding to, or

ATTITUDE-CONGENIALITY MEMORY EFFECT

the tendency or bias to remember information that is consistent with an already-held attitude better than information that is inconsistent

ATTRIBUTION THEORY OF LEADERSHIP

a model of leadership that assumes that individuals make inferences about leadership ability by observing and interpreting different types of

ATYPICAL PERVASIVE

in the DSM-lll, this represented a category of pervasive developmental disorders. In the DSM-IV-TR these are labeled pervasive development disorders

AUDIOGRAM

a graph relating an individual who is deficient in hearing's pure- tone thresholds at selected frequencies to the normal hearing

AUDITORY CONSONANT TRIGRAM (ACT)

a memory test in which a three-letter nonsense syllable, such as DCT, is presented verbally and the participant is asked

AUDITORY MEMORY SPAN

the number of simple items, like numbers, for example, that can be repeated in sequence by a person after only

AUFGABE

refers to an assignment, task (German): May refer to a mental preparation or predisposition that unconsciously determines the way a

AUTHORITARIAN CONSCIENCE

refers to the type of conscience that is governed by (a) the fear of an external authority or (b) the

AUTOBIOGRAPHICAL MEMORY

1. one type of episodic memory comprising of vivid memories including the time and place of events. 2. May also

AUTOGENITAL STIMULATION

refers to any form of stimulation by a human of his or her own genitalia. It may take the form

AUTOMATIC ACTIVATION

refers to the involuntary processing of stimuli in preparation for associated responses. This activation tends to occur more rapidly than

AUTOMATON

n. 1. a machine that somehow simulates human functions, such as a robot spot welder, or the machine docilis, which