BAT-SWAIN. An Anglo-Saxon expression for boatswain.

BATTA. Extra allowance of pay granted to troops in India, varying somewhat with the nature of the service they are employed upon, and their distance from the capital of the presidency.

BATTALIA. The order of battle.

BATTALION. A force of soldiers, complete in staff and officers, of such strength as will allow of its manœuvres on the field of battle being intimately regulated by one superior officer. The term is now proper to infantry only, and represents from 500 to 1000 men. It is the ordinary unit made use of in estimating the infantry strength of an army.

BATTARD. An early cannon of small size.

BATTELOE. A lateen-rigged vessel of India.

BATTENING THE HATCHES. Securing the tarpaulins over them. (See [Battens of the Hatches].)

BATTENS. In general, scantlings of wood from 1 inch to 3 inches broad. Long slips of fir used for setting fair the sheer lines of a ship, or drawing the lines by in the moulding loft, and setting off distances.

BATTENS for Hammocks. See [Hammock-battens].

BATTENS of the Hatches. Long narrow laths, or straightened hoops of casks, serving by the help of nailing to confine the edges of the tarpaulins, and keep them close down to the sides of the hatchways, in bad weather. Also, thin strips of wood put upon rigging, to keep it from chafing, by those who dislike mats: when large these are designated Scotchmen.