(countable, electronics) A device used to power electric devices, consisting of a set of electrically connected electrochemical or, archaically, electrostatic cells. A single such cell when used by itself.

(dated, electronics) A battery used to heat the filament or cathode heaters of electron tubes.

plural of battery

(dance) A brilliant display of virtuosity in which the dancer's legs open and close rapidly while in the air, with the illusion of striking together and rebounding.

plural of A battery

Having a (specified kind of) battery.

(baseball) One who plays in the same battery, either the pitcher or the catcher.

A portable battery, fitted with cables and a charger, used to charge a dead battery, especially in a car.

(electronics, of a device) Using a battery to maintain operation when not powered by the main electrical supply (e.g. during a blackout).

A power cell having potassium hydroxide as its electrolyte, a zinc / manganese dioxide cell.