Audio (US) (file)
- Related to hearing or sounds.
- (music) An acoustic instrument is played without electricity.
- I think music from an acoustic guitar is prettier than music from an electric guitar.
- (countable) If a space has good acoustics (or sometimes acoustic) its physical structure makes it easy to hear sound in it.
- Synonym: none
- Antonym: none
- She hated singing in the gym because of the poor acoustics.