a ‧ cous ‧ tics /əˈkuːstɪks/ BrE AmE noun [plural]
1 . the shape and size of a room, which affect the way sound is heard in it:
The hall has excellent acoustics.
2 . the scientific study of sound
a ‧ cous ‧ tics /əˈkuːstɪks/ BrE AmE noun [plural]
1 . the shape and size of a room, which affect the way sound is heard in it:
The hall has excellent acoustics.
2 . the scientific study of sound
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012