Chemical Oxygen Iodine Laser. A powerful chemical laser developed by TRW for the Airborne Laser project.

This is a nickname for an Intrauterine Device (or IUD for short)mainly used in the UK- called such because an IUD is typically some plastic shape (typically a "T") with copper wire coiled around it. It could also refer to some of the older IUDs which were in a coil shape.

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.]


To wind cylindrically or spirally; as, to coil a rope when not in use; the snake coiled itself before springing.


To encircle and hold with, or as with, coils.

[Obs. or R.]

T. Edwards.


© Webster 1913.

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.


© Webster 1913.

Coil, n.


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.


Fig.: Entanglement; toil; mesh; perplexity.


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 apparatus.


© Webster 1913.

Coil, n. [Of Celtic origin; cf. Gael. goil fume, rage.]

A noise, tumult, bustle, or confusion.




© Webster 1913.

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