/ Dictionary / Index P purchasing power: Meaning and Definition of Find definitions for: pur'chasing pow"er Pronunciation: [key] Also calledthe ability to purchase goods and services. the value of money in terms of what it can buy at a specified time compared to what it could buy at some period established as a base: the purchasing power of the dollar. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. purchasing agent purdah 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