relating to sound or the sense of hearing

dogs have a much greater acoustic range than humans

(of popular music or musical instruments) not having electrical amplification

a sad, gentle acoustic ballad

old-fashioned acoustic instruments

the properties or qualities of a room or building that determine how sound is transmitted in it

the Symphony Hall has perfect acoustics

the branch of physics concerned with the properties of sound

Tyndall lectured on acoustics

these German-made acoustics are exceptional value and a pleasure to play