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Latin, nail, claw, or hoof.


unguis ‎(plural ungues or unguises)

  1. (zoology) The nail, claw, talon, or hoof of a finger, toe, or other appendage.
  2. One of the terminal hooks on the foot of an insect.
  3. (botany) The slender base of a petal in some flowers; a claw; an ungula.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.



PIE root

From Proto-Italic, from Proto-Indo-European *h₃negʰ-. Cognates include Ancient Greek ὄνυξ ‎(ónux), Old Irish inga, Sanskrit नख ‎(nakhá, claw, nail), Old Armenian եղունգն ‎(ełungn), Old Church Slavonic ногъть ‎(nogŭtĭ), Lithuanian nagas, Persian ناخن ‎(nâxon), Albanian nyell, and Old English næġel (English nail).



unguis m ‎(genitive unguis); third declension

  1. fingernail, toenail
  2. claw
  3. hoof


Third declension i-stem.

Case Singular Plural
nominative unguis unguēs
genitive unguis unguium
dative unguī unguibus
accusative unguem unguēs
ablative ungue unguibus
vocative unguis unguēs

Derived terms[edit]