in Law, is where a man marries a second wife, the first being dead, and by the first venter he has a son, and by his second venter has likewise a son; the two brothers, in this case, are but of half-blood. See Consanguinity and Descent.

HALF-MERK; a noble, or 6s. 8d.

HALF-Moon, in Fortification; an outwork composed of two faces, forming a salient angle, whose gorge is in form of a crescent or half-moon, whence the name.