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bat·​tery | ˈba-t(ə-)rē

plural batteries

1a : the act of beating someone or something with successive blows : the act of battering (see batter entry 1 sense 1)

b law : an offensive touching or use of force on a person without the person’s consent evidence that supports a charge of battery — compare assault entry 1 sense 2a

2 [Middle Frenchbatterie, frombattreto beat] military

a : a grouping of artillery pieces for tactical (see tactical sense 1a(1)) purposes a battery of cannon from the Revolutionary War

b : the guns of a warship the starboard battery

3 military : an artillery (see artillery sense 2b) unit in the army equivalent to a company (see company entry 1 sense 2b)

4a : a combination of apparatus for producing a single electrical effect a battery of generators

b : a group of two or more cells (see cell sense 5) connected together to furnish electric current also : a single cell that furnishes electric current need to replace the flashlight’s batteries

c batteries plural : level of energy or enthusiasm needs a vacation to recharge her batteries

5a(1) : a number of similar articles, items, or devices arranged, connected, or used together : set, series ran through a battery of tests a battery of filing cabinets

(2) : a series of cages or compartments for raising or fattening poultry —often used before another nounbattery chickensbattery farming

b : a usually impressive or imposing group : array a battery of specialists

6 : the position of readiness of a gun for firing the gun would not return to battery — Infantry Journal

7 baseball : the pitcher and catcher of a team one of the greatest batteries in baseball history

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