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[uhng-gwuh l] /ˈʌŋ gwəl/
of, pertaining to, bearing, or shaped like a nail, claw, or hoof.
Origin of ungual
1825-35; < Latin ungu(is) a nail, claw, hoof (akin to Greek ónyx) + -al1
Related forms
subungual, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for ungual
Historical Examples
  • This count includes the distal or claw joints (ungual joints).

    The Wild Turkey and Its Hunting Edward A. McIlhenny
  • The ungual phalanges are also large and are cleft at their extremities.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The ungual phalanx progressively decreases in size from the first to the fourth.

    The Vertebrate Skeleton Sidney H. Reynolds
  • The terminal or ungual phalanges of the digits are commonly specially modified to support nails, claws, or hoofs.

    The Vertebrate Skeleton Sidney H. Reynolds
  • With some of the ungual phalanges there are also well-preserved examples of the epidermal sheath.

    Through the Heart of Patagonia H. Hesketh Prichard
British Dictionary definitions for ungual


of, relating to, or affecting the fingernails or toenails
of or relating to an unguis
Word Origin
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
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Word Origin and History for ungual

"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
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ungual in Medicine

ungual un·gual (ŭng'gwəl)
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.
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