/ Dictionary / Index S superfecundation: Meaning and Definition of Find definitions for: su•per•fe•cun•da•tion Pronunciation: (s"pur-fē"kun-dā'shun, -fek"un-), [key] — n. the fertilization of two or more ova discharged at the same ovulation by successive acts of sexual intercourse. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: superfecundation (Thesaurus) superfecta superfetation 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