bat·​tery | \ ˈba-t(ə-)rē How to pronounce battery (audio) \
plural batteries

Definition of battery

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 French batterie, from battre to 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 noun battery 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 batteryInfantry Journal
7 baseball : the pitcher and catcher of a team one of the greatest batteries in baseball history

Examples of battery in a Sentence

I bought new batteries for the flashlights. The operation was performed by a battery of doctors.
Recent Examples on the Web And remember, not all smart water bottles are battery-powered. Vanessa Powell, Men's Health, 11 May 2022 Enjoy up to 10 weeks of battery life and 8GB of storage — enough to hold thousands of books. Danielle Directo-meston, The Hollywood Reporter, 11 May 2022 Solid audio quality for your music, active noise cancellation to block the noise of your commute (or colleagues), and surprisingly long battery life. Chris Velazco, Washington Post, 11 May 2022 Razer Viper Ultimate, and will also help conserve battery life. Scharon Harding, Ars Technica, 10 May 2022 The travel-friendly gadget comes in four colors, including Apple's striking new shade of purple, and it's earned more than 2,900 five-star ratings at Amazon for its portability, battery life, and overall value. Jessica Leigh Mattern,, 6 May 2022 The travel speaker connects wirelessly with any Bluetooth device within a 32.8-foot radius and has a battery life of five hours on a single charge. Emily Belfiore, Travel + Leisure, 6 May 2022 Biden wants half of all new vehicles sold in the U.S. to be battery-powered by 2030. Greg Gardner, Forbes, 4 May 2022 Plus, listening to downloaded songs uses half of the battery life as streaming them (an additional 47,000 tons eliminated). Adam Met, Rolling Stone, 22 Apr. 2022 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'battery.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of battery

1531, in the meaning defined at sense 1a

History and Etymology for battery

Anglo-French baterie, from batre to beat, from Latin battuere

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Time Traveler for battery

Time Traveler

The first known use of battery was in 1531

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Dictionary Entries Near battery

Battersea enamel


battery acid

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Statistics for battery

Last Updated

16 May 2022

Cite this Entry

“Battery.” Dictionary, Merriam-Webster, Accessed 20 May. 2022.

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More Definitions for battery


bat·​tery | \ ˈba-tə-rē How to pronounce battery (audio) \
plural batteries

Kids Definition of battery

1 : two or more big military guns that are controlled as a unit
2 : an electric cell or connected electric cells for providing electric current a flashlight battery
3 : a number of similar items or devices grouped together a battery of tests
4 : an unlawful touching or use of force on a person against his or her will


bat·​tery | \ ˈbat-ə-rē, ˈba-trē How to pronounce battery (audio) \
plural batteries

Medical Definition of battery

1a : a combination of apparatus for producing a single electrical effect
b : a group of two or more cells connected together to furnish electric current also : a single cell that furnishes electric current
2 : a group or series of tests especially : a group of intelligence or personality tests given to a subject as an aid in psychological analysis


bat·​tery | \ ˈba-tə-rē, -trē How to pronounce battery (audio) \

Legal Definition of battery

: the crime or tort of intentionally or recklessly causing offensive physical contact or bodily harm (as by striking or by administering a poison or drug) that is not consented to by the victim — compare assault
aggravated battery
: criminal battery that is accompanied by aggravating factors: as
a : criminal battery that causes or is intended to cause serious bodily injury especially through the use of a dangerous weapon
b : criminal battery committed on a protected person (as a minor or a police officer) — compare simple battery in this entry

Note: Aggravated battery is usually classified as a felony.

sexual battery
: intentional and offensive sexual contact and especially sexual intercourse with a person who has not given or (as in the case of a child) is incapable of giving consent broadly : forced or coerced contact with the sexual parts of either the victim or the perpetrator — see also rape

Note: This is a broad definition of the offense. The specific elements of this crime vary from state to state, and some states use more narrow definitions.

simple battery
: criminal battery that is not accompanied by aggravating factors (as a dangerous weapon) — compare aggravated battery in this entry

Note: Simple battery is usually classified as a misdemeanor.

History and Etymology for battery

Old French batterie beating, from battre to beat, from Latin battuere

More from Merriam-Webster on battery

Nglish: Translation of battery for Spanish Speakers

Britannica English: Translation of battery for Arabic Speakers Encyclopedia article about battery


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