a microphone worn around the throat and actuated by vibrations of the larynx, used when background noise would obscure the sound of speech, as in an airplane cockpit.
[ 1955-60 ]
a microphone worn around the throat and actuated by vibrations of the larynx, used when background noise would obscure the sound of speech, as in an airplane cockpit.
[ 1955-60 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012