/ Dictionary / Index D doping: Meaning and Definition of Find definitions for: dop•ing Pronunciation: (dō'ping), [key] — n. Electronics. a method of adding a dopant to a pure semiconductor to change its electrical properties. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: doping (Thesaurus) dopey Doppelgänger Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language