D defs.my
Entry 2 senses Webster, 1913

Crenature

/(kr?n"?-t?r [or] kr?"n?-; 135)/ · Cren·a·ture · IPA
01 n. A rounded tooth or notch of a crenate leaf, or any part that is crenate; -- called also crenelle.
  1. 1.
    A rounded tooth or notch of a crenate leaf, or any part that is crenate; -- called also crenelle.(Bot.) Also: crenelle
  2. 2.
    The state of being crenated or notched.