/ Dictionary / Index I industrial psychology: Meaning and Definition of Find definitions for: indus'trial psychol'ogy Pronunciation: [key] the application of psychological principles and techniques to business and industrial problems, as in the selection of personnel or development of training programs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. industrial park industrial relations Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language