Definition, Meaning & Synonyms

solenoid

noun

/ˈsɒlənɔɪd/

Definition

A solenoid is a type of electromagnet that generates a controlled magnetic field when an electric current passes through it.

Examples

The door lock was controlled by a solenoid that activated when a keycard was swiped.
Engineers used a solenoid to open the valve in an automated irrigation system.
In the experiment, the solenoid produced a magnetic field when energized, which helped lift the metallic object.

Meaning

Essentially, a solenoid converts electrical energy into mechanical energy, creating movement or force in various applications, such as in switches or valves.