1. AUD
-sound/to hear

2. Audible
(adj)
that is heard or can be heard

3. Audiovisual
(adj)
of, pertaining to, involving, or directed at both hearing and sight

4. Audience
(n)
the spectators or listeners assembled at a performance

5. Audition
(n.)
a trial hearing or performance given to an actor, musician, dancer, etc. to test suitability for employment, professional training or competition

6. Audiology
(n.)
the study of hearing disorders, including evaluation of hearing function and rehabilitation of patients with hearing impairments

7. Auditor
(n.)
one who attends a class/course to listen and learn, but does not receive credit for doing so

8. Audiometer
(n.)
an instrument for gauging and recording sharpness of hearing

9. Auditorium
(n.)
a large building for public meetings and performances to be heard by a group of people

10. Audiophile
(n.)
a person who is especially interested in high-fidelity sound reproduction *high fidelity means that the music or recording does not have any imperfections in the sound quality.

11. Auditory
(adj.)
of or related to hearing, the organs of hearing, or the sense of hearing

12. Packet Answers Audiology Auditor Auditory Audiometer Audition Audible
Audiophile
Audience
Auditorium
Audiovisual