/ Dictionary / Index E epicuticle: Meaning and Definition of Find definitions for: ep•i•cu•ti•cle Pronunciation: (ep"i-ky'ti-kul), [key] — n. the thin, waxy outer layer of the insect exoskeleton. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Epicurus epicycle Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language