/ Dictionary / Index S superfecta: Meaning and Definition of Find definitions for: su•per•fect•a Pronunciation: (s"pur-fek'tu), [key] — n. a type of bet, esp. on horse races, in which the bettor must select the first four finishers in exact order. a race in which such bets are made. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: superfecta (Thesaurus) superfamily superfecundation Related Content Daily Word Quiz: acquiesce Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language