coil

Coil means to wind around or gather into a circular form.

(verb)

An example of coil is for a snake to wrap itself around a tree.

The definition of a coil is something rounded into a spiral or a series of such spirals.

(noun)

An example of a coil is a mattress spring.

See coil in Webster's New World College Dictionary

transitive verb

to wind or gather (rope, a hose, etc.) into a circular or spiral form

Origin: ME coilen, to select, cull < OFr coillir, to gather, pick < L colligere, to gather together: see collect

intransitive verb

noun

anything wound or gathered into a series of rings or a spiral
such a series of rings or a spiral
a single turn of a coiled figure
a series of connected pipes in rows or coils
a roll of postage stamps for use in a dispenser or vending machine; also, a stamp from such a roll
Elec. a spiral or loop of wire or other conducting element used as an inductor, heating element, etc.

noun

Archaic commotion; turmoil

Origin: Early ModE < ?

See coil in American Heritage Dictionary 4

noun

a. A series of connected spirals or concentric rings formed by gathering or winding: a coil of rope; long coils of hair.
b. An individual spiral or ring within such a series.
A spiral pipe or series of spiral pipes, as in a radiator.
Electricity
a. A wound spiral of two or more turns of insulated wire, used to introduce inductance into a circuit.
b. Any of various devices of which such a spiral is the major component.
A roll of postage stamps prepared for use in a vending machine.