- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
itv
-
accounting standard
-
aclinic line
-
contend
-
bce
-
sequence
-
tacky
-
acetyl radical
-
differ
-
.38-caliber
- 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)