Category: A

Absence Seizure a type of generalized seizure formerly called petit mal seizure, in which the individual abruptly ceases activity and cannot afterward…

Absent Grief a form of complicated grief in which a person shows no, or only a few, signs of distress about the death of…

Absent-Mindedness n. a state of apparent inattention marked by a tendency to be preoccupied with one’s own thoughts and not with external conditions.…

Absolute adj.1. not limited or subject to restriction, as in absolute power. 2. not conditional on or relative to anything else, as in absolutism. See also cultural…

Absolute Error the degree to which an observation is inaccurate without specification of whether it errs by being too high or too…

Absolute Impression a psychophysical judgment based on implied or vague standards, such as It was a bright day.

Ability–Achievement Discrepancy the difference between an individual’s known aptitude for a subject area or concept and his or her performance in that…

Abiotrophy n. loss of function or loss of resistance to a disease through degeneration or failure of body tissues, organs, or systems. Abiotrophy…

Ablation n. the removal or destruction of part of a biological tissue or structure by a surgical procedure (e.g., mechanical or laser excision)…

Ablution n.1. a largely obsolete therapeutic technique utilizing water to calm agitated patients, such as by wrapping them in wet towels or immersing…