Definitions for: Coil

[n] a structure consisting of something wound in a continuous series of loops; "a coil of rope"
[n] reactor consisting of a spiral of insulated wire that introduces inductance into a circuit
[n] tubing that is wound in a spiral
[n] a contraceptive device placed inside a woman's womb
[n] a transformer that supplies high voltage to spark plugs in a gasoline engine
[n] a round shape formed by a series of concentric circles
[v] wind around something in coils or loops
[v] make without a wheel; of pottery
[v] to wind or move in a spiral course:" the muscles and nerves of his fine drawn body were coiling for action,", "black smoke coiling up into the sky"; "the young people gyrated on the dance floor"

Webster (1913) Definition: Coil (koil), v. t. [imp. & p. p. Coiled (koild); p. pr.
& vb. n. Coiling.] [OF. coillir, F. cueillir, to collect,
gather together, L. coligere; col- + legere to gather. See
Legend, and cf. Cull, v. t., Collect.]
1. To wind cylindrically or spirally; as, to coil a rope when
not in use; the snake coiled itself before springing.

2. To encircle and hold with, or as with, coils. [Obs. or R.]
--T. Edwards.

Coil, v. i.
To wind itself cylindrically or spirally; to form a coil; to
wind; -- often with about or around.

You can see his flery serpents . . . Coiting, playing
in the water. --Longfellow.

Coil, n.
1. A ring, series of rings, or spiral, into which a rope, or
other like thing, is wound.

The wild grapevines that twisted their coils from
trec to tree. --W. Irving.

2. Fig.: Entanglement; toil; mesh; perplexity.

3. A series of connected pipes in rows or layers, as in a
steam heating apparatus.

Induction coil. (Elec.) See under Induction.

Ruhmkorff's coil (Elec.), an induction coil, sometimes so
called from Ruhmkorff, a prominent manufacturer of the

Coil, n. [Of Celtic origin; cf. Gael. goil fume, rage.]
A noise, tumult, bustle, or confusion. [Obs.] --Shak.

Synonyms: curl, curl, curlicue, gyrate, gyre, handbuild, helix, loop, ringlet, roll, scroll, spiral, spiral, volute, whorl, whorl

Antonyms: uncoil

See Also: armature, astatic coils, birth control device, calyx, choke, choke coil, choking coil, condenser, construction, contraceptive, contraceptive device, corolla, field coil, field winding, forge, form, hank, head, induction coil, mold, mould, preventative, preventive, primary, primary coil, primary winding, prophylactic device, reactor, read/write head, roll, round shape, secondary, secondary coil, secondary winding, shape, solenoid, structure, tickler coil, transformer, tube, tubing, turn, twine, verticil, wind, work, wrap

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