acoustic

acous·tic

adj \ə-ˈkü-stik\

Definition of ACOUSTIC

: of or relating to the sense or organs of hearing, to sound, or to the science of sounds <acoustic apparatus of the ear> <acoustic energy>: as a : deadening or absorbing sound <acoustic tile> b : operated by or utilizing sound waves

—acous·ti·cal·ly \-k(ə-)lē\ adverb

Variants of ACOUSTIC

acous·tic or acous·ti·cal \-sti-kəl\