WordReference Random House Unabridged Dictionary of American English © 2020
  • a combining form meaning "skin,'' used in the formation of compound words:dermatology.
  • Also,  dermo-. Also,[esp. before a vowel,] derm-,  dermat-. 
    • Greek, combining form of dermat-, stem of dérma

    Collins Concise English Dictionary © HarperCollins Publishers::
    dermato-, derma-, (before a vowel)dermat-, (before a vowel)derm- combining form
    1. indicating skin: dermatology, dermatome, dermal, dermatitis
    Etymology: from Greek derma skin
    'dermato-' also found in these entries:

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