[ uhng-gwuh l ]
/ ˈʌŋ gwəl /


of, pertaining to, bearing, or shaped like a nail, claw, or hoof.

Nearby words

  1. ungraciously,
  2. ungrammatical,
  3. ungrateful,
  4. ungrudging,
  5. ungt.,
  6. unguarded,
  7. unguent,
  8. unguentum,
  9. unguiculate,
  10. unguided

Origin of ungual

1825–35; < Latin ungu(is) a nail, claw, hoof (akin to Greek ónyx) + -al1

Related formssub·un·gual, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for subungual

  • The bony outgrowth from the terminal phalanx of the great toe—known as the subungual exostosis—is described and figured on p. 404.

    Manual of Surgery|Alexis Thomson and Alexander Miles
  • Subungual exostosis is an osteoma growing from the terminal phalanx of the great toe (Fig. 107).

    Manual of Surgery|Alexis Thomson and Alexander Miles

British Dictionary definitions for subungual


ungular (ˈʌŋɡjʊlə)

/ (ˈʌŋɡwəl) /


of, relating to, or affecting the fingernails or toenails
of or relating to an unguis

Word Origin for ungual

C19: from Latin unguis nail, claw

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

Word Origin and History for subungual



"pertaining to a nail or claw," 1834, from Latin unguis "a claw, nail" (cognate with Greek onyx, Old English nægel, Old Norse nagl "nail;" see nail (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for subungual


[ sŭb-ŭnggwəl ]


Beneath a fingernail or toenail.


[ ŭnggwəl ]


Of or relating to fingernails or toenails.

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