push button

or pushbutton


noun

a device designed to close or open an electric circuit when a button or knob is depressed, and to return to a normal position when it is released.
the button or knob depressed.

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Origin of push button

An Americanism dating back to 1875–80

Definition for push button (2 of 2)

push-button
[ poosh-buht-n ]
/ ˈpʊʃˌbʌt n /

adjective

operated by or as if by push buttons: push-button tuning.
using complex, automated weapons, as long-range missiles, that require only simple initial steps to put them into action: push-button warfare.

Origin of push-button

An Americanism dating back to 1875–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for push button

British Dictionary definitions for push button

push button

noun

an electrical switch operated by pressing a button, which closes or opens a circuit
push-button (modifier)
  1. operated by a push buttona push-button radio
  2. initiated as simply as by pressing a buttonpush-button warfare
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