Certificate of commanding officers for stores, &c.

Certificate, to enable an officer to receive half pay.

Certificate of surgeons and assistant surgeons, to prove their having passed a proper examination.

CESSATION, or cessation of arms, in a military figurative sense, means a truce, or the total abrogation of all military operations for a limited time.

CHACE of a gun, means the length from the trunnions to the muzzle. See [Cannon].

CHAFFERY, that part of the foundry where the forges are placed for hammering iron into complete bars, and thereby bringing it to perfection.

CHAIN for engineers, is a sort of wire chain divided into links of an equal length, made use of for setting out works on the ground, because cord lines are apt to shrink and give way.

There are several sorts of chains made use of in mensuration; as Mr. Rathbone’s, of two perches in length; others, one perch long; some of 1000 feet in length; but that which is most in use amongst engineers is Mr. Gunter’s, which is 4 poles long, and contains 100 links, each link being 7⁹²⁄₁₀₀ inches in length.

CHAIN-shot. See [Shot].

CHALLENGE, a cartel, or invitation to a duel, or other combat; it may with propriety be called a provocation, or summons to fight, when an affront in derogation of honor has been offered.