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

  • n. One of the minute, hooked projections extending from and interlocking the barbules of a feather.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any of the hooks on the barbules of a feather that interlock adjacent barbs

from the GNU version of the Collaborative International Dictionary of English

  • n. One of the small hooklike processes on the barbules of feathers.

from The Century Dictionary and Cyclopedia

  • n. In ornithology, a fringing process of the third order of a feather; a fringe of a barbule; one of the processes with which a barbule is fringed, differing from a hamulus or hooklet in not being recurved.


New Latin barbicella, diminutive of Latin barba, beard.
(American Heritage® Dictionary of the English Language, Fourth Edition)


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