Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary


noun ep·i·trich·i·um \ˌep-ə-ˈtrik-ē-əm\

Medical Definition of epitrichium

  1. :  an outer layer of the epidermis of the fetus of many mammals beneath which the hair develops

Seen and Heard

What made you want to look up epitrichium? Please tell us where you read or heard it (including the quote, if possible).