Noun crenature has 1 sense
  1. scallop, crenation, crenature, crenel, crenelle - 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.)
    --1 is a kind of curve, curved shape
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