/ Dictionary / Index E epicanthus: Meaning and Definition of Find definitions for: ep•i•can•thus Pronunciation: (ep"i-kan'thus), [key] — pl. -thi a fold of skin extending from the eyelid over the inner canthus of the eye, common among Mongoloid peoples. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: epicanthus (Thesaurus) epicalyx epicardium Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language