lithium-ion battery

noun

lith·​i·​um-ion battery ˈli-thē-əm-ˈī-ən- How to pronounce lithium-ion battery (audio)
-ˈī-ˌän-
: a rechargeable battery that uses lithium ions as the primary component of its electrolyte

Note: Lithium-ion batteries are common in portable electronic devices such as cell phones and laptop computers.

Examples of lithium-ion battery in a Sentence

Recent Examples on the Web
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The legacy lithium-ion battery technology that dominates the market for drones and other defense applications requires cobalt, nickel, manganese, and graphite—materials that flow through supply chains controlled by Beijing, from mining to metals processing to battery manufacturing. Keith Norman, Fortune, 18 July 2025 In response to safety concerns surrounding lithium-ion batteries, the TSA has stepped up enforcement and is paying closer attention to power banks during security screenings. Becca Blond, Travel + Leisure, 13 July 2025 The motors are connected to a 48-volt lithium-ion battery which can go between 40 and 80 minutes between charges. Bryan Hood, Robb Report, 11 July 2025 Today, lithium is an integral part of our modern technology, utilized in lithium-ion batteries that power everything from smartphones to electric vehicles. Keith Cooper, Space.com, 8 July 2025 See All Example Sentences for lithium-ion battery

Word History

First Known Use

1980, in the meaning defined above

Time Traveler
The first known use of lithium-ion battery was in 1980

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Cite this Entry

“Lithium-ion battery.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lithium-ion%20battery. Accessed 22 Jul. 2025.

Last Updated: - Updated example sentences
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