AUBERT PHENOMENON

the illusion that occurs when a vertical line appears to tilt in the opposing direction from the direction the head is tilted when viewing...

AUDIOVERBAL AMNESIA

one type of auditory aphasia in which the individual may be able to retain and repeat certain single words presented acoustically but is unable...

AUDITORY FATIGUE

a relatively transient form of hearing loss, that is usually caused by exposure to a loud noise. It is marked by reduced auditory-threshold sensitivity....

AUDITORY SENSATION UNIT

refers to the just noticeable difference in sound intensity. See also difference threshold.

AURAL HARMONIC

a distortion that is generated within the ear. See also harmonic.

AUTHORITY PRINCIPLE

refers to the concept that each member of an ordered social hierarchy is expected to comply with the wishes of those who are ranked...

AUTOCORRELATION

n. in statistics and experimental design, the correlation of observations with themselves over time - usually experienced in repeated measures ANOVAs.

AUTOMAINTENANCE

n. refers to the maintenance of behaviors established by behavior-independent stimulus-reinforcer pairings. For example, key-pecking behavior in pigeons that is established through autoshaping.

AUTOMATIC SPEAKER RECOGNITION

the concept of a computer recognizing a human voice and the characteristics of his or her speech. Also known as automatic speaker identification.

AUTONOETIC MEMORY

the recall of a personal memory and the simultaneous level of conscious awareness that one is reliving a moment from the past. Synonymous with...

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