Find over 25,000 psychological definitions


semantic jargon

a symptom of fluent aphasias (e.g., Wernicke’s aphasia) in which individuals utter real words and sentences but in combinations that have little meaning. For example, an individual asked about his or her poor vision might reply, “My wires don’t hire right.” See also jargon aphasia.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

January 13th 2025

mathematical model

mathematical model

the representation of a psychological or physiological function, or other process, in mathematical terms, such as formulas or equations (e.g., Fechner’s law).