- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
absentmindedly
-
m
-
heavens
-
vary
-
thru
-
socrates
-
defeat
-
abbasside
-
sagely
-
repetition
- Hide translation
A battery
A battery /eɪ ˈbætəri/
noun
-
The battery used to heat the filaments of a vacuum tube
(
A battery
)
the battery used to heat the filaments of a vacuum tube
The old radio operated using an A battery to heat its vacuum tubes.
The old radio operated using an A battery to heat its vacuum tubes.
