Dictionary

acoustic

adjective acous·tic \ə-ˈküs-tik\

: of or relating to sound or to the sense of hearing

of a musical instrument : not having its sound changed by electrical devices

: made with or using acoustic instruments

Full Definition of ACOUSTIC

1
:  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
2
:  of, relating to, or being a musical instrument whose sound is not electronically modified
acous·ti·cal·ly \-k(ə-)lē\ adverb

Variants of ACOUSTIC

acous·tic or acous·ti·cal \-ti-kəl\

Examples of ACOUSTIC

  1. the acoustic properties of a room
  2. She loves listening to acoustic folk music.
  3. an acoustic performance of a rock-and-roll song

Origin of ACOUSTIC

Greek akoustikos of hearing, from akouein to hear — more at hear
First Known Use: 1605

Other Physics Terms

amplitude, centrifugal, centripetal, convection, gradient, hysteresis, kinetic, lase, quantum
ACOUSTICALLY Defined for Kids

acoustic

adjective acous·tic \ə-ˈkü-stik\

Definition of ACOUSTIC for Kids

1
:  of or relating to hearing or sound
2
:  not having the sound changed by electrical devices <an acoustic guitar>

Variants of ACOUSTIC

acous·tic or acous·ti·cal \-sti-kəl\
Medical Dictionary

acoustic

adjective acous·tic \ə-ˈkü-stik\

Medical 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\

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June 30, 2015
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