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

Unlike lithium-ion batteries, sodium-ion systems rely on sodium and other more abundant materials, potentially reducing exposure to supply chain constraints associated with critical battery minerals. — Neetika Walter, Interesting Engineering, 23 July 2026

These, in turn, mean a silicon-carbon battery can recharge at a faster rate when compared with a similar-sized lithium-ion battery. — Eric Zeman, PC Magazine, 22 July 2026

Apple appears to be staying with lithium-ion batteries, rather than following the competition’s move to silicon-carbon. — Ewan Spence, Forbes.com, 17 July 2026

It’s powered by a set of AA lithium-ion batteries that last up to two years. — Bestreviews, Mercury News, 17 July 2026

Word History

First Known Use

1980, in the meaning defined above

Rhymes for lithium-ion battery

• flattery
• slattery