noun🔗ShareA coil of wire that acts as a magnet when an electric current flows through it."The car's starter uses a solenoid to push the engine's gears together when you turn the key. "electronicsphysicsdevicemachinetechnologyelectricChat with AIVocabulary GamePractice Reading
noun🔗ShareA mechanical switch consisting of such a coil containing a metal core, the movement of which is controlled by the current."The door to the classroom opened automatically when the teacher activated the solenoid. "electronicsdevicemachinetechnicalphysicsenergymaterialelectricChat with AIVocabulary GamePractice Reading
