Source : Webster's Revised Unabridged Dictionary (1913)

Crenature \Cren"a*ture\ (kr?n"?-t?r or kr?"n?-; 135), n.
   1. (Bot.) A rounded tooth or notch of a crenate leaf, or any
      part that is crenate; -- called also {crenelle}.

   2. The state of being crenated or notched.

Source : WordNet®

crenature
     n : one of a series of rounded projections (or the notches
         between them) formed by curves along an edge (as the edge
         of a leaf or piece of cloth or the margin of a shell or a
         shriveled red blood cell observed in a hypertonic
         solution etc.) [syn: {scallop}, {crenation}, {crenel}, {crenelle}]