[1] : The Collaborative International Dictionary of English v.0.48

push button \push button\ elec.
   a simple device, resembling a button in form, so arranged
   that pushing it closes an electric circuit, as of an electric
   bell; -- called also button.
   webster 1913 suppl.
see also:
button 

[2] : WordNet (r) 2.0

push button
     n : an electrical switch operated by pressing a button; "the
         elevator was operated by push buttons"; "the push beside
         the bed operated a buzzer at the desk" syn: push, button
see also:
push button 

Button >> B Words
Button, definition of term: Button
button_pag1.html

Push >> P Words
Push, definition of term: Push
push_pag1.html

Push Out >> P Words
Push Out, definition of term: Push Out
push+out_pag1.html

Push Media >> P Words
Push Media, definition of term: Push Media
push+media_pag1.html

Push Around >> P Words
Push Around, definition of term: Push Around
push+around_pag1.html

Push Forward >> P Words
Push Forward, definition of term: Push Forward
push+forward_pag1.html