lithium-ion battery

noun

lith·​i·​um-ion battery ˈli-thē-əm-ˈī-ən- 

-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

The nearby Erie Basin Auto Pound, where the NYPD impounds vehicles involved in criminal investigations, was damaged by multiple fires in recent years, including a 2022 blaze sparked by a lithium-ion battery that destroyed a massive collection of DNA evidence. —Colin Mixson, New York Daily News, 21 Jan. 2026

One charge of the harvester's lithium-ion battery is reportedly good for more than two full frames or approximately 20 cassettes. —Shirl Leigh january 20, New Atlas, 20 Jan. 2026

In a conventional lithium-ion battery, the anode is typically graphite. —Georgina Jedikovska, Interesting Engineering, 20 Jan. 2026

And the staggering surplus figure is also testament to the country’s rapid climb to dominate green technologies like EVs, lithium-ion batteries, and solar panels, as well as its prowess in making machinery and tech products at scale. —Simone McCarthy, CNN Money, 15 Jan. 2026

Word History

First Known Use

1980, in the meaning defined above

Rhymes for lithium-ion battery

• flattery
• slattery