- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
fiddle
-
eponym
-
destabilise
-
similar
-
sweep
-
mandeanism
-
abbreviatory
-
acanthopterygian
-
accession
-
abdominal
- 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)