- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
clyde tombaugh
-
4th
-
2-methylpropenoic acid
-
amazingly
-
boundary
-
aioli
-
absorbent material
-
circles
-
breaks
-
discern
- 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.
