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columellar
Variant of columella
noun pl. columellae
any of a number of columnlike structures in plants and animals, as a small bone in the middle ear of amphibians, reptiles, etc.
Related Forms:
- columellar adjective
- columellate adjective
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.