acoustic
//əˈkuːstɪk//
Adjective
acousticCanonical form
1
Relating to sound or the sense of hearing.
The acoustic properties of the concert hall are excellent.
2
Of a musical instrument: producing sound without electrical amplification.
She prefers playing acoustic guitar rather than electric.
3
Designed to absorb or control sound.
The studio has acoustic panels on the walls to reduce echo.
Noun
1
The properties or qualities of a room or building that determine how sound is transmitted in it.
The concert hall is famous for its excellent acoustics.
2
A musical performance or recording using acoustic instruments.
The band performed an acoustic of their hit song at the concert.