noun
1. : a mechanism that records sound tracks for sound motion pictures on a separate film from the picture film
2. : a device for recording sound on disc, tape, or film usually by electronic means
noun
1. : a mechanism that records sound tracks for sound motion pictures on a separate film from the picture film
2. : a device for recording sound on disc, tape, or film usually by electronic means
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012