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Swiv"el
(), n.[AS. swfan to move quickly, to remove; akin to Icel. sveifla to whirl, shake, svfa to ramble, to turn. See Swoop, and cf. Swift a reel, Swift, a.]
1. (Mech.) A piece, as a ring or hook, attached to another piece by a pin, in such a manner as to permit rotation about the pin as an axis.
2. (Mil.) A small piece of ordnance, turning on a point or swivel; -- called also swivel gun. Wilhelm.
Swivel bridge, a kind of drawbridge that turns round on a vertical axis; a swing bridge.
Swivel hook, a hook connected with the iron strap of a pulley block by a swivel joint, for readily taking the turns out of a tackle.
Swivel joint, a joint, the two pieces composing which turn round, with respect to each other, on a longitudinal pin or axis, as in a chain, to prevent twisting.
Swiv"el
v. i.To swing or turn, as on a pin or pivot.
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