Find over 25,000 psychological definitions


sample size

the number of observations (cases, individuals, units) included in a selection of items to be studied. This is usually denoted N (for the study as a whole) or n (for subgroups from the study).

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

February 2nd 2025

rebus writing

rebus writing

the use of symbols to represent the sounds of language. If each phonetic sound is assigned its own unique symbol, the number of symbols needed within a writing system is substantially reduced.