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

Medical Dictionary

hyponychium

play
noun hy·po·nych·i·um \-ˈnik-ē-əm\

Medical Definition of hyponychium

  1. 1:  the thickened layer of epidermis beneath the free end of a nail

  2. 2:  matrix 1b

hyponychial

\-ē-əl\play adjective



Seen and Heard

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

WORD OF THE DAY

a simplified speech bridging languages

Get Word of the Day daily email!