Pertaining to sound.
Relating to frequencies within the range of perception by the human ear—from about 15 to 20,000 hertz (cycles per second). See also audio response, synthesizer.

1. Hearing
2. Sound
3. Auditory and

1. An audible acoustic wave frequency; SYN. audio frequency.
2. The audible part of a transmitted signal; SYN. sound.
3. The sound elements of television.