Look up coil in Wiktionary, the free dictionary.

The ignition coil transforms the battery’s voltage to a level that allows the spark plug to do its job. Older vehicles have a distributor, ignition coil, and spark plug wires. Most vehicles made after …

Oct 24, 2012 · The IUD or 'coil ' is a small plastic (or plastic and copper) device, not much longer than a match, which is placed inside your womb, where it prevents you from getting pregnant.

Coil, in an electric circuit, one or more turns, usually roughly circular or cylindrical, of current-carrying wire designed to produce a magnetic field or to provide electrical resistance or …

A coil is also anything having the shape of a series of circles, one above the other:

Coil definition: a connected series of spirals or rings that rope, wire, or the like has been formed into.. See examples of COIL used in a sentence.

1. to wind into continuous rings one above the other or one around the other. 2. to gather (rope, wire, etc.) into loops: Coil the garden hose and hang it up.

Oct 26, 2023 · When an electric current passes through a coil, it creates a magnetic field around the coil. Likewise, when a magnetic field interacts with a coil, it induces an electric current in …

May 30, 2020 · Learn how wire coils induce electromagnetic fields, how to generate current with a wire coil and a magnet, and how to make an electromagnet.

Sep 16, 2025 · coil (third-person singular simple present coils, present participle coiling, simple past and past participle coiled) To wind or reel e.g. a wire or rope into regular rings, often …