(phonology) Any process of language change that affects pronunciation (phonetic change) or sound system structures (phonological change)

Alternative spelling of soundtrack

Someone who has a similar voice to another.

A method of using multiple speakers to give the effect of being surrounded by sound. / The effect of being surrounded by sound.

Alternative spelling of surround sound

A vehicle equipped with loudspeakers, used for advertising.

An electronic system used to reproduce sound. / The set of speech sounds that make up a language; a phonology.

plural of sound track

plural of sound-alike

plural of sound truck