- audio, sound - the audible part of a transmitted signal; "they always raise the audio for commercials"
--1 is a kind of auditory communication
--1 is a part of television, telecasting, TV, video - audio, audio frequency - an audible acoustic wave frequency
--2 is a kind of frequency, frequence, oftenness
- audio - the sound elements of television
--3 is a kind of component, constituent, element
--3 is a part of television, television system