/ Dictionary / Index E epistaxis: Meaning and Definition of Find definitions for: ep•i•stax•is Pronunciation: (ep"u-stak'sis), [key] — n. Pathol. nosebleed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: epistaxis (Thesaurus) epistasis epistemic Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language