WordWeb Online

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, crenel
    
2. A notch or open space between two merlons in a crenelated battlement
   - crenel

Derived forms: crenelles

Type of: curve, curved shape, space

Part of: battlement, crenelation, crenellation

Encyclopedia: Crenelle