Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. Zoology A nail, claw, or hoof.
  • n. Botany The clawlike base of some petals.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The nail, claw, talon, or hoof of a finger, toe, or other appendage.
  • n. One of the terminal hooks on the foot of an insect.
  • n. The slender base of a petal in some flowers; a claw; an ungula.

from the GNU version of the Collaborative International Dictionary of English

  • n. The nail, claw, talon, or hoof of a finger, toe, or other appendage.
  • n. One of the terminal hooks on the foot of an insect.
  • n. The slender base of a petal in some flowers; a claw; called also ungula.

from The Century Dictionary and Cyclopedia

  • n. The horny, nail-like covering of the tip of the bill found in ducks and geese.
  • n. A nail, claw, or hoof of any animal.
  • n. A measure of length, about half an inch. In anatomy: The human lacrymal bone: so called because it resembles the human finger-nail: more fully called os unguis.
  • n. The hippocampus minor, or calcar, of the brain. Also unguis avis, unguis Halleri.
  • n. In entomology, one of the curved claws at the extremity of an insect's tarsus.
  • n. In botany, the claw or lower contracted part of some petals, by which they are attached to the receptacle, as in the pink, the mustard, Cleome, etc. It is analogous to the petiole of a leaf. Also ungula. See cut under claw.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. any rigid body structure composed primarily of keratin

Etymologies

Latin; see nogh- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
Latin, nail, claw, or hoof. (Wiktionary)

Examples

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