noun A device used to power electric devices, consisting of one or more electrically connected electrochemical cells or (archaically) electrostatic cells.
alkaline battery
noun Such a device that has multiple cells.
Her phone needs a new battery because its present battery no longer holds a charge well.
noun The energy stored in such a device.
Her phone did not have enough battery for another phone call.
noun The infliction of unlawful physical violence on a person, legally distinguished from assault, which involves the threat of impending violence.
noun A coordinated group of artillery weapons, with any of various numbers of guns.
Outside the ancient fort, you can still see worn areas in the stone where the batteries were once placed.
noun Such a group of a certain size (number of guns and artillerists), within a schema of military unit organization.
They sent four batteries southward in an attempt to shore up the defenses around the depot.
noun An elevated platform on which cannon could be placed.
noun An array of similar things.
Schoolchildren take a battery of standard tests to measure their progress.