Definition of dispart:
(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.
(v) :
(transitive) To furnish with a dispart sight.
(v) :
(transitive) To make allowance for the dispart in (a gun), when taking aim.
(v) :
(transitive, now rare) To part, separate.
(v) :
(intransitive, obsolete) To divide, divide up, distribute.