microswitch

[ mahy-kruh-swich ]

noun

1. a highly sensitive switch used in automatic-control devices.

microswitch

/ ˈmaɪkrəʊˌswɪtʃ /

noun

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

Word History and Origins

Origin of microswitch¹

First recorded in 1955–60; micro- + switch