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toggle switch

noun, Electricity
a switch in which a projecting knob or arm, moving through a small arc, causes the contacts to open or close an electric circuit suddenly, as commonly used in most homes.
Origin of toggle switch
1920-25 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for toggle-switch

toggle switch

an electric switch having a projecting lever that is manipulated in a particular way to open or close a circuit
a computer device that is used to turn a feature on or off
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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