v. To part asunder; to divide; to separate; to sever; to rend; to rive or splitverb-intransitive. To separate, to open; to cleave.n. The difference between the thickness of the metal at the mouth and at the breech of a piece of ordnance.n. A piece of metal placed on the muzzle, or near the trunnions, on the top of a piece of ordnance, to make the line of sight parallel to the axis of the bore; -- called also dispart sight, and muzzle sight.v. To make allowance for the dispart in (a gun), when taking aim.v. To furnish with a dispart sight.