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 drone has eight electric motors and is powered by a lithium-ion battery. Janet Loehrke, USA Today, 12 May 2025 Internal components include Bluetooth and Wi-Fi (2.4GHz) radios, a rechargeable lithium-ion battery, and a 90dB siren. PC Magazine, 6 May 2025 The Hybrid System: The BMW X7’s mild hybrid system uses a 48V lithium-ion battery and a belt driven starter generator to enhance efficiency and responsiveness. Tony Leopardo, Mercury News, 27 Apr. 2025 Designs like flow batteries that store energy by the megawatt-hour and molten salt batteries that stash power for months could outperform the reigning lithium-ion battery. Umair Irfan, Vox, 21 Apr. 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 23 May. 2025.

Last Updated: - Updated example sentences
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