Definitions

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

  • adj. Having or consisting of bristles; bristly: a setaceous moth.
  • adj. Resembling bristles or a bristle: setaceous whiskers.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. of, relating to, or resembling a bristle or bristles; bristly

from the GNU version of the Collaborative International Dictionary of English

  • adj. Set with, or consisting of, bristles; bristly.
  • adj. Bristelike in form or texture

from The Century Dictionary and Cyclopedia

  • In anatomy and zoology:
  • Bristly; setiform; having the character of a seta, chæta, or bristle.
  • Bristling; setiferous or setigerous; setose; provided with bristles or stiff, stout hairs.
  • In botany, bristle-shaped; having the character of setæ: as, a setaceous leaf or leaflet.

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

  • adj. having or covered with protective barbs or quills or spines or thorns or setae etc.

Etymologies

set(a) + -aceous.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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