n. Any of the projections between the embrasures of a battlement
the GNU version of the Collaborative International Dictionary of English
n. One of the solid parts of a battlemented parapet; a battlement. See Illust. of battlement.
The Century Dictionary and Cyclopedia
n. In fortification, the plain member of masonry or other material which separates two crenelles or embrasures; a cop. See battlement.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a solid section between two crenels in a crenelated battlement
Word Usage
"As soon as he felt they should be sufficiently distant, he crept hastily up the steps and flung himself through the embrasure, to flatten himself on the floor of the brattice under a merlon."