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1. 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.)
   - scallop, crenation, crenature, crenelle
    
2. A notch or open space between two merlons in a crenelated battlement
   - crenelle

1. Supply with battlements
   - crenelate, crenellate

Derived forms: crenelled, crenelling, crenels

Type of: curve, curved shape, furnish, provide, render, space, supply

Part of: battlement, crenelation, crenellation

Encyclopedia: Crenel