Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Having a costa or costae; ribbed.

from The Century Dictionary.

  • Having a rib or ribs; ribbed.
  • Having a ridge or ridges; ridged, as if ribbed.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Having ribs, or the appearance of ribs; (Bot.) having one or more longitudinal ribs.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Having ribs, or the appearance of ribs.
  • adjective botany Having one or more longitudinal ribs.

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

  • adjective (of the surface) having a rough, riblike texture
  • adjective having ribs

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin costatus.

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