embrasure Meaning, Definition & Usage

  1. noun an opening (in a wall or ship or armored vehicle) for firing through
    porthole; port.

WordNet

Em*bra"sure noun
Etymology
See Embrace.
Definitions
  1. An embrace. Obs. "Our locked embrasures."" Shak.
Em*bra"sure noun
Etymology
F., fr. embraser, perh. equiv. to ébraser to widen an opening; of unknown origin.
Definitions
  1. (Arch.) A splay of a door or window.
    Apart, in the twilight gloom of a window's embrasure, Sat the lovers. Longfellow.
  2. (Fort.) An aperture with slant sides in a wall or parapet, through which cannon are pointed and discharged; a crenelle. See Illust. of Casemate.

Webster 1913