9. (Tennis)

Defn: A series of as many games as may be necessary to enable one side to win six. If at the end of the tenth game the score is a tie, the set is usually called a deuce set, and decided by an application of the rules for playing off deuce in a game. See Deuce.

10. (Type Founding)

Defn: That dimension of the body of a type called by printers the width. Dead set. (a) The act of a setter dog when it discovers the game, and remains intently fixed in pointing it out. (b) A fixed or stationary condition arising from obstacle or hindrance; a deadlock; as, to be at a dead set. (c) A concerted scheme to defraud by gaming; a determined onset. — To make a dead set, to make a determined onset, literally or figuratively.

Syn.
— Collection; series; group. See Pair.

SETA
Se"ta, n.; pl. Setæ. Etym: [L. seta, saeta, a bristle.]

1. (Biol.)

Defn: Any slender, more or less rigid, bristlelike organ or part; as the hairs of a caterpillar, the slender spines of a crustacean, the hairlike processes of a protozoan, the bristles or stiff hairs on the leaves of some plants, or the pedicel of the capsule of a moss.

2. (Zoöl.) (a) One of the movable chitinous spines or hooks of an annelid. They usually arise in clusters from muscular capsules, and are used in locomotion and for defense. They are very diverse in form. (b) One of the spinelike feathers at the base of the bill of certain birds.

SETACEOUS
Se*ta"ceous, a. Etym: [L. seta a bristle: cf. F. sétacé.]