Definition of "embrasure" in English

noun

1. (architecture, military) Any of the indentations between the merlons of a battlement; an opening in a wall or parapet through which ordnance can be fired.

   • Near-synonym: crenel (sometimes hyponymous technically)

2. (figurative) Any small protected space.

3. The slanting indentation in a wall for a door or window, such that the space is larger on the inside than the outside.

4. (obsolete) An embrace.