/ Dictionary / Index O oligopoly: Meaning and Definition of Find definitions for: ol•i•gop•o•ly Pronunciation: (ol"i-gop'u-lē), [key] — n. the market condition that exists when there are few sellers, as a result of which they can greatly influence price and other market factors. Cf.(def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: oligopoly (Thesaurus) oligophrenia oligopsony Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language