microswitch

[mahy-kruh-swich]

noun

a highly sensitive switch used in automatic-control devices.

Origin of microswitch

First recorded in 1955–60; micro- + switch

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for microswitch

microswitch

noun

electrical engineering a switch that operates by small movements of a lever

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