swivel

swivel is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.(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.
  2. 2.To swing or turn, as on a pin or pivot.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

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