(usually in the plural) The properties or qualities of a room or building that determine how sound is transmitted in it. / (medicine) A medicine or other agent to assist hearing.

(architecture) (of building materials) Used for soundproofing or modifying sound. / (of a device or system) Utilizing sound energy in its operation.

The condition of being acoustic

(manner) In an acoustic manner, or using an acoustic musical instrument. / (domain) From the perspective of acoustics.

Of or pertaining to hearing or acoustics.

(physics) The science of sounds, teaching their nature, phenomena and laws.

plural of acoustic

plural of acoustic emission

An interface device for coupling electrical signals by acoustical means. / (dated, telecommunications) A terminal device used to link data terminals and radio sets with the telephone network.

plural of acoustic coupler