- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
step
-
rationalization
-
xxv
-
owe
-
additional
-
wheat
-
addition reaction
-
precocious
-
tares
-
3g
- 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.
