verb: (intransitive, obsolete) To divide, divide up, distribute.
noun: The difference between the thickness of the metal at the mouth and at the breech of a piece of ordnance.
noun: 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.
verb: (transitive) To furnish with a dispart sight.
verb: (transitive) To make allowance for the dispart in (a gun), when taking aim.