What does battery mean?
A device containing one or more cells, typically in the form of a package, that stores chemical energy that can be converted into electrical energy. A device that supplies electric current, especially one that is portable and powered by a chemical reaction.
Example
"The car's battery was dead, so we had to jump-start it."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.