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 train is based on Stadler’s proven FLIRT platform and utilizes onboard lithium-ion batteries to allow operation on non-electrified rail corridors while producing zero local emissions. — Prabhat Ranjan Mishra, Interesting Engineering, 1 Oct. 2026

Drivers have long worried about limited range, or a lack of charging points, or the expense of replacing an enormous lithium-ion battery that can cost thousands of dollars. — Willa Rubin, NPR, 30 Sep. 2026

Since the machine contains a lithium-ion battery, Love to Dream said, it should not be placed in household trash or curbside recycling. — Angela Rodriguez, Sacbee.com, 29 Sep. 2026

Today’s EVs Were Designed Around Battery Constraints Modern lithium-ion batteries were never invented for automobiles. — Vincent Yang, Forbes.com, 24 Sep. 2026

Word History

First Known Use

1980, in the meaning defined above

Rhymes for lithium-ion battery

• flattery
• slattery