n. [ Cf. OE. brod, Dan. braad prick, sting, brodde ice spur, frost nail, Sw. brodd frost nail, Icel. broddr any pointed piece of iron or stell; akin to AS. brord point, spire of grass, and perh. to E. bristle. See Bristle, n. ] A thin nail, usually small, with a slight projection at the top on one side instead of a head; also, a small wire nail, with a flat circular head; sometimes, a small, tapering, square-bodied finishing nail, with a countersunk head. [ 1913 Webster ]

A straight awl with chisel edge, used to make holes for brads, etc. Weale. [ 1913 Webster ]

n. Same as Bridoon. [ 1913 Webster ]

n. a hypotensive tissue hormone (C50H73N15O11) which acts on smooth muscle, dilates peripheral vessels and increases capillary permeability. It is formed locally in injured tissue and is believed to play a role in the inflammatory process. It is a nonapeptide with the sequence: Arg-Pro-Pro-Gly-Phe-Ser-Pro-Phe-Arg. MI11
Syn. -- kallidin I; callidin I; kallidin-9. [ PJC ]

n. a natural family comprising the true sloths.
Syn. -- family Bradypodidae. [ WordNet 1.5 ]

n. type genus of the Bradypodidae, comprising the three-toed sloths.
Syn. -- genus Bradypus. [ WordNet 1.5 ]