(~s)
1.
An ~ guitar or other instrument is one whose sound is produced without any electrical equipment.
ADJ: ADJ n
~ally
...~ally based music.
ADV: oft ADV with cl
2.
If you refer to the ~s or the ~ of a space, you are referring to the structural features which determine how well you can hear music or speech in it.
N-COUNT
~ally
The church is ~ally perfect.
ADV: ADV adj
3.
Acoustics is the scientific study of sound.
N-UNCOUNT
4.
Acoustic means relating to sound or hearing. Compare aural .
...~ signals.
ADJ: ADJ n