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 inductance; in the …

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.

There are many different types of coils used in electric and electronic equipment. In a coil of multiple turns of wire the magnetic field of the turns adds in the center of the coil, creating a strong field. This …

A coil of rope lay on the beach. A coil of thick blue smoke rose up from his pipe.

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.

Jan 20, 2026 · 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 around a centerpiece.

The coil is a contraceptive device used by women. It is fitted inside a woman's womb, usually for several months or years.

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.

Oct 26, 2023 · Transformers contain two coils: a primary coil and a secondary coil. When alternating current flows through the primary coil, it generates a magnetic field that induces a voltage in the …

Learn more about what an ignition coil is, what it does, ignition coil replacement cost, and how you can tell when it’s bad.