solenoid

play
noun so·le·noid \ˈsō-lə-ˌnȯid, ˈsä-\

Definition of solenoid

  1. :  a coil of wire usually in cylindrical form that when carrying a current acts like a magnet so that a movable core is drawn into the coil when a current flows and that is used especially as a switch or control for a mechanical device (such as a valve)

solenoidal

play \ˌsō-lə-ˈnȯi-dəl, ˌsä-\ adjective

Recent Examples of solenoid from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'solenoid'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of solenoid

French solénoïde, from Greek sōlēnoeidēs pipe-shaped, from Greek sōlēn pipe


First Known Use: 1827


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