| A | B |
|---|
| audible | loud enough to be heard |
| audience | the group of people attending or listening to something, especially a movie, a concert, or a play |
| audiovisual | involving the use of both sight and sound |
| audition | a trial performance in which a musician or actor is heard and evaluated |
| auditorium | a large theater or concert hall |
| auditory | having to do with hearing |
| audiotape | tapes of sounds |
| auditor | person who audits business accounts |
| audiophile | someone devoted to high fidelity sound reproduction |
| audiology | a branch of science concerned with hearing and especially with the treatment of individuals having trouble with their hearing |
| audiogram | a graphic representation of the relation of vibration frequency and the minimum sound intensity for hearing |
