an acoustic engineer.
an expert in acoustics
pertaining to the sense or organs of hearing, to sound, or to the science of sound. (of a building material) designed for controlling sound. music. of, relating to, or being a musical instrument whose sound is not electrically enhanced or modified. arranged for or made up of such instruments: an acoustic solo; an acoustic group. […]
(used with a singular verb) physics. the branch of physics that deals with sound and sound waves. (used with a plural verb) the qualities or characteristics of a room, auditorium, stadium, etc., that determine the audibility or fidelity of sounds in it. pertaining to the sense or organs of hearing, to sound, or to the […]
a portable electronic device for measuring noise levels, especially those of traffic.
adjective denoting a device in which electronic signals are converted into acoustic waves, esp in delay lines, etc also electroacoustic
the science and technology of the interactions between sound waves and light waves p-ssing through material media, especially as applied to the modulation and deflection of laser beams by ultrasonic waves.