/ Dictionary / Index E epipastic: Meaning and Definition of Find definitions for: ep•i•pas•tic Pronunciation: (ep"u-pas'tik), [key] — Med. Med. —adj. suitable for use as a dusting powder. —n. an epipastic substance or preparation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Epipaleolithic epipelagic Related Content Daily Word Quiz: gregarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language