/ Dictionary / Index P planned obsolescence: Meaning and Definition of Find definitions for: planned' obsoles'cence Pronunciation: [key] a method of stimulating consumer demand by designing products that wear out or become outmoded after limited use. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. planned economy Planned Parenthood Related Content Daily Word Quiz: frugal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language