Definitions

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

  • adj. Having a margin with very small, low, rounded teeth: a crenulate leaf.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Minutely crenate or scalloped.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Minutely crenate.

from The Century Dictionary and Cyclopedia

  • Notched; marked as with notches.
  • Specifically— In botany, having the edge cut into very small scallops, as some leaves. Also crenelate, crenellate.
  • In conchology, an epithet applied to the indented margin of a shell. The fine saw-like edge of the shell of the cockle, which fits nicely into the opposite shell, is a familiar example.
  • In entomology, finely crenate or waved: as, a crenulate margin.

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

  • adj. having a margin with small rounded teeth

Etymologies

New Latin crēnulātus, from crēnula, diminutive of Medieval Latin crēna, notch.
(American Heritage® Dictionary of the English Language, Fourth Edition)

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