Crenelle

Cre`nelle´    (kr?-n?l´)

n.	1.	An embrasure or indentation in a battlement; a loophole in a fortress; an indentation; a notch. See Merlon, and Illust. of Battlement.
	2.	(Bot.) Same as Crenature.

Thesaurus

Noun	1.	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.) crenation, crenature, crenel, scallop curve, curved shape - the trace of a point whose direction of motion changes
	2.	crenelle - a notch or open space between two merlons in a crenelated battlement crenel battlement, crenelation, crenellation - a rampart built around the top of a castle with regular gaps for firing arrows or guns space - an empty area (usually bounded in some way between things); "the architect left space in front of the building"; "they stopped at an open space in the jungle"; "the space between his teeth"