battery

1. (electricity, electronics, countable) A device used to power electric devices, consisting of one or more electrically connected electrochemical cells or (archaically) electrostatic cells.Examples: "alkaline battery"; "sodium-ion battery"; "lead-acid battery"countable

2. (electricity, electronics, countable) A device used to power electric devices, consisting of one or more electrically connected electrochemical cells or (archaically) electrostatic cells.Examples: "Her phone needs a new battery because its present battery no longer holds a charge well."; "1749 Benjamin Franklin, letter to Peter Collinson Upon this We made what we call’d an Electrical Battery, consisting of eleven Panes of large Sash Glass, arm’d with thin leaden Plates, pasted on each Side... A Turky is to be killed for our Dinners by the Electrical Shock; and roasted by the electrical Jack, before a Fire kindled by the Electrified Bottle; when the Healths of all the Famous Electricians in England, France and Germany, are to be drank in Electrified Bumpers, under the Discharge of Guns from the Electrical Battery."; "[For his experiments with electricity,] Benjamin Franklin utilized Leyden jars and referred to several jars hooked together as a battery (after a "battery" of cannon)."countableuncountable

3. (metonymic, informal, uncountable) The energy stored in such a device.Examples: "Her phone did not have enough battery for another phone call."; "A: How much battery do you have left? B: Only 63%."informalmetonymicallyuncountable

4. (law) The infliction of unlawful physical violence on a person, legally distinguished from assault, which involves the threat of impending violence.Examples: "Holonym: assault and battery"; "[…] A battery is the actual infliction of unlawful personal violence. […] [The defendant] fell to the ground and lashed out with his feet and in doing so kicked the hand of one of the police officers, fracturing a bone. He was charged with assault […] although this was a battery."; "He offered three types of battery for which Mr. Trump might be liable under New York law: rape, sexual abuse and forcible touching."countableuncountable

5. (military, countable) A coordinated group of artillery weapons, with any of various numbers of guns.Examples: "Outside the ancient fort, you can still see worn areas in the stone where the batteries were once placed."countable

6. (military, countable) A coordinated group of artillery weapons, with any of various numbers of guns.Examples: "They sent four batteries southward in an attempt to shore up the defenses around the depot."; "the marines had six 8-inch howitzers, eight 4.2-inch mortars, and three 105-mm howitzer batteries, each with six pieces."countableuncountable