- The definition of a solenoid is coil of wire that acts like a magnet when a flow of electricity passes through it.
An example of a solenoid is the part of a car's starting system that transfers the electric current from the ignition to the motor.
solenoid definition by Webster's New World
Origin: French solénoïde ; from Classical Greek sōlēn, a tube, channel (; from Indo-European an unverified form tul- ; from base an unverified form twō- from source Sanskrit tūṇa, a quiver) plush eidos, -oid
- solenoidal adjective
solenoid definition by American Heritage Dictionary
- A current-carrying coil of wire that acts like a magnet when a current passes through it.
- An assembly used as a switch, consisting of a coil and a metal core free to slide along the coil axis under the influence of the magnetic field.
Origin: French solénoïde, from Greek sōlēnoeidēs, pipe-shaped : sōlēn, pipe + -oeidēs, -oid.
- soˌle·noiˈdal adjective
- soˌle·noiˈdal·ly adverb
solenoid - Computer Definition
A mechanical switch that is activated by a magnetic coil. It is used to open and close an electric circuit, open or close a valve in a fluid pipe or cause some mechanical action to be triggered.
solenoid - Science Definition