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Meaning of epitrichium

ep•i•trich•i•um

Pronunciation: (ep"i-trik'ē-um), [key]
— pl. -ums.
  1. the outermost layer of the epidermis in most mammalian fetuses, usually disappearing before birth. Also called
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.