Pronunciation: (sī-kol'u-jiz"um), [key]
—n.(often used pejoratively)
1. emphasis upon psychological factors in the development of a theory, as in history or philosophy.
2. a term or concept of psychology or psychoanalysis, esp. when used in ordinary conversation or a nontechnical context.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.