[ dur-muh-tohm ]
/ ˈdɜr məˌtoʊm /


Anatomy. an area of skin that is supplied with the nerve fibers of a single, posterior, spinal root.
Surgery. a mechanical instrument for cutting thin sections of skin for grafting.
Embryology. the part of a mesodermal somite contributing to the development of the dermis.

Nearby words

  1. dermatoheteroplasty,
  2. dermatoid,
  3. dermatologist,
  4. dermatology,
  5. dermatolysis,
  6. dermatomegaly,
  7. dermatomere,
  8. dermatomic,
  9. dermatomycosis,
  10. dermatomyoma

Origin of dermatome

First recorded in 1925–30; derma1 + -tome

Related formsder·ma·tom·ic [dur-muh-tom-ik] /ˌdɜr məˈtɒm ɪk/, der·ma·to·mal, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for dermatomal


/ (ˈdɜːməˌtəʊm) /


a surgical instrument for cutting thin slices of skin, esp for grafting
the area of skin supplied by nerve fibres from a single posterior spinal root
embryol the part of a somite in a vertebrate embryo that gives rise to the dermis
Derived Formsdermatomic (ˌdɜːməˈtɒmɪk), adjective

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for dermatomal


[ dûrmə-tōm′ ]


An area of skin innervated by sensory fibers from a single spinal nerve.
An instrument used in cutting thin slices of the skin, as for skin grafts.
The part of a mesodermal somite from which the dermis develops.cutis plate

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.