/ Dictionary / Index E EP: Meaning and Definition of Find definitions for: EP Pronunciation: [key] See See ep- Pronunciation: [key] var. ofbefore a vowel or h: epaxial. Ep. Pronunciation: [key] Epistle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Eozoic EPA Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language