Definition of push button Push button

push but•ton

We found 2 definitions of push button from 2 different sources.

What does push button mean?

Noun
push button - an electrical switch operated by pressing; "the elevator was operated by push buttons"; "the push beside the bed operated a buzzer at the desk"
		push, button
		electric switch, electrical switch, switch the act of changing one thing or position for another; "his switch on abortion cost him the election"
		push-button radio a radio receiver that can be tuned by pressing buttons
		bell push a button that is pushed to ring a bell
		doorbell, buzzer, bell a push button at an outer door that gives a ringing or buzzing signal when pushed
		horn button a button that you press to activate the horn of an automobile
		mouse button a push button on the mouse
		panic button a button to push in order to summon help in case of an emergency; "the circuit is operated by a panic button"; "when he saw that I was angry he hit the panic button"

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push button
A species of switch which is actuated by the pressure of a button. In its normal position the button is pressed outwards by a spring, and the circuit is open. When pressed inwards, it closes the circuit. When released it springs backward and opens the circuit again.
They are principally used for ringing bells. If the latter are of the automatic type, they ring as long as the button is pressed.
For door-bells and room-bells, the button often occupies the center of a rosette of wood or bronze or other ornamental piece. Sometimes, as shown in the cut, they are constructed for use on floors to be pressed by the foot. The general principle of their construction is shown, although the method of making the contact varies.
Synonym--Press Button.

push button in sign language