- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
philosophers
-
overestimate
-
dig
-
bad blood
-
condylion
-
wellness
-
stiff-necked
-
acer palmatum
-
gaps
-
fights
- Hide translation
acoustic buoy
acoustic buoy /əˈkuːstɪk buːi/
noun
-
A buoy that can be heard (at night)
(
acoustic buoy
)
a buoy that can be heard (at night)