Verb listen in Greek is Ακούω (Akuo). From the same verb is the Greek word Ακουστική (Akustiki).
Word Ακουστική is the Greek word for the sense of sound. E.g The Ancient Theatre in Epidavros has great acoustic.
We also use the same word as adjective for organs that not electrically amplified. Acoustic Guitar (Ακουστική κιθάρα).
Acoustic
