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coil

coil

63 4.1
A piece of wire wound into a spiral used in electric devices
  • noun
  • /kɔɪl/
  • Specialized
translation icon : bobina
  • All right, the Tesla coil breaks the air first.
  • transducer coil
  • coil and magnet
  • coil motor

Now, you can clearly see the copper coil is very stable.

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Examples

  • The technician replaced the faulty coil in the engine to improve its performance.

  • In conventional draw-through HVAC systems, air flows through the cooling coil before entering the fan section.

    Academic text (1997)
  • Instead of a single coil, we use four.

  • Now, you can clearly see the copper coil is very stable.

  • So to begin with, is the coil energized now?

  • Looking inside, we see that there is a coil of metal called the filament.

  • The battery-powered device employs a current pulsing through a coil of wire to create a small magnetic field.

    Academic text (2008)
  • The heater's coil warms up quickly, providing heat throughout the room.

  • After careful inspection, we found that the coil was damaged and needed to be rewound.

Synonyms

solenoid
vscoil
  • Specialized
6 8.2

A coil of wire that makes a magnetic field when electricity flows through it

is the general spiral wire component rather than a motion producing device
field coil
vscoil
  • Specialized
3 6.3

A wire wrapped around a magnet that makes a magnetic field in motors and generators

is the general spiral wire component rather than a magnet focused part
Tesla coil
vscoil
  • Specialized
3 6.9

A device that makes very strong, quickly changing electric voltages and sparks

is the simpler spiral wire component rather than a complex high frequency system
induction coil
vscoil
  • Specialized
1 6.7

A loop of wire that makes high voltage from low battery power

is the standard spiral wire component rather than a high voltage generator
coil spring
vscoil
  • Specialized
1 3.9

A long metal wire shaped into a spiral that pushes back to absorb shock in cars or mattresses

is the general spiral wire component rather than a device for absorbing shocks
inductor
vscoil
  • Specialized
1 7.4

A coil of wire that slows changes in electric current by making a magnetic field

is the general spiral wire component used in many electrical or mechanical contexts
ignition coil
vscoil
  • Specialized
1 5.5

A part in a car engine that turns low battery electricity into high voltage for spark plugs

is the general spiral wire component rather than an engine high voltage transformer
spark coil
vscoil
  • Specialized
1 7.3

A device that makes a strong electric spark to light fuel in engines

is the general spiral wire component rather than a device for producing ignition pulses
field winding
vscoil
  • Specialized
6.3

A wire wrapped around a magnet that makes the magnetic force for electric machines

is the basic spiral wire part rather than a specially arranged magnetic element
stator coil
vscoil
  • Specialized
6.2

Fixed wire loops inside a motor that make a magnetic field when electric current flows

is the general spiral wire component rather than the fixed electrical assembly
rotor coil
vscoil
  • Specialized
6.3

Coiled wire on the motor's rotating part that carries electric current and makes it turn

is the general spiral wire component rather than the turning electrical part
secondary coil
vscoil
  • Specialized
7.0

A coil of wire that gets electric current from a nearby primary coil by magnetic action

is the general spiral wire component rather than a transformer induced receiver
secondary winding
vscoil
  • Specialized
6.7

A loop of wire inside a transformer that makes the output current

is the basic spiral wire part rather than a component made to receive energy
choking coil
vscoil
  • Specialized
8.8

A coil used in circuits that lets direct current pass but reduces alternating current

is the general spiral wire component rather than a frequency selective element
tickler coil
vscoil
  • Archaic
9.9

A small wire coil in old radios that gives feedback to strengthen weak signals

is the general spiral wire component rather than a tiny circuit feedback part
spiral spring
vscoil
  • Specialized
4.9

A wire coiled into a spiral that stores and releases energy to make things turn

is the general wire component used in many electrical or mechanical devices

Idioms

To stop living, often said in poems or books

Compounds

field coil
  • Specialized
3 6.3

A wire wrapped around a magnet that makes a magnetic field in motors and generators

Tesla coil
  • Specialized
3 6.9

A device that makes very strong, quickly changing electric voltages and sparks

coil spring
  • Specialized
1 3.9

A long metal wire shaped into a spiral that pushes back to absorb shock in cars or mattresses

induction coil
  • Specialized
1 6.7

A loop of wire that makes high voltage from low battery power

ignition coil
  • Specialized
1 5.5

A part in a car engine that turns low battery electricity into high voltage for spark plugs

spark coil
  • Specialized
1 7.3

A device that makes a strong electric spark to light fuel in engines

buntline coil
  • Specialized
9.9

A neat way of coiling rope so it does not tangle, often on ships

choke coil
  • Specialized
7.7

A coil that lets direct current pass but reduces alternating current in a circuit

choking coil
  • Specialized
8.8

A coil used in circuits that lets direct current pass but reduces alternating current

A notebook with a spiral of wire or plastic that lets pages turn easily and lie flat

8.5

An instrument that measures very small electric current using a coil that moves in a magnetic field

6.6

A speaker that uses a small coil and magnet to move a cone and make sound

5.1

A device that turns sound into electric signals using a coil and magnet

gasket coil
  • Jargon
7.7

A neat way to coil rope so it does not tangle

primary coil
  • Specialized
6.2

A loop of wire where changing electric current makes a magnetic field that creates current in a nearby loop

rotor coil
  • Specialized
6.3

Coiled wire on the motor's rotating part that carries electric current and makes it turn

secondary coil
  • Specialized
7.0

A coil of wire that gets electric current from a nearby primary coil by magnetic action

tickler coil
  • Archaic
9.9

A small wire coil in old radios that gives feedback to strengthen weak signals

stator coil
  • Specialized
6.2

Fixed wire loops inside a motor that make a magnetic field when electric current flows

How Inductive

choke
  • Specialized
1 9.4
transformer
  • Specialized
28 4.9
inductance
  • Specialized
8.8
coil
  • Specialized
63 4.1
wire
700 1.0

Surface Forms

coil singular
coils plural

Etymology

Coil originally meant a wound loop, and that picture is why we call a wound piece of wire a coil in heaters or engines — the wrapped wire makes heat or a magnetic effect when electricity moves through it.