Pronunciation: (ep"i-kan'thus), [key]
—pl. -thiPronunciation: (-thī, -thē). [key] Anat.
a fold of skin extending from the eyelid over the inner canthus of the eye, common among Mongoloid peoples. Also called ep'ican'thic fold', eyefold.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.