AA battery

noun

: a battery that is typically used in small electronic devices and that is standardized at 51 mm in length and roughly 14 mm in diameter

called also AA, AA cell, double-A, double-A battery

Examples of AA battery in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Duracell alleged that the sole basis for Energizer’s 10% claim is a comparison of the two brands’ AA batteries under one industry standard, but battery performance is also measured by other standards, the company said. Samantha Delouya, CNN Money, 16 June 2025 Instead of using a single AA battery, like the Ergo M575, the new MX Ergo S has a rechargeable lithium-ion battery that can be charged via a USB Type-C port. Mark Sparrow, Forbes.com, 18 May 2025 The box includes the speaker, microphones, AA batteries for the microphones, and a sturdy USB-C cable for charging. PC Magazine, 23 Apr. 2025 The camera is powered by a pair of AA batteries (included) that load in the side. PC Magazine, 8 Apr. 2025 See All Example Sentences for AA battery

Word History

First Known Use

1961, in the meaning defined above

Time Traveler
The first known use of AA battery was in 1961

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Cite this Entry

“AA battery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/AA%20battery. Accessed 1 Jul. 2025.

Last Updated: - Updated example sentences
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