rare earth

noun

1
: any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals
2

Examples of rare earth in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The think tank was involved in regular exchanges with Chinese think tanks, and had published on issues such as Myanmar's rare earth exports to China. ABC News, 12 June 2026 Tom also discussed the growing strategic importance of rare earth magnets and the risks associated with highly concentrated global supply chains. Christopher McFadden, Interesting Engineering, 12 June 2026 As with other situations involving rare earth materials in recent years, China looms large in the supply chain bottleneck. Kevin Williams, CNBC, 3 June 2026 New Delhi is also keen on gaining access to some of Myanmar's extensive rare earths deposits-though China, which controls much of the rare earths supply chain in the area, is unlikely to agree. Michael Sullivan, NPR, 30 May 2026 See All Example Sentences for rare earth

Word History

First Known Use

1875, in the meaning defined at sense 1

Time Traveler
The first known use of rare earth was in 1875

Browse Nearby Words

Cite this Entry

“Rare earth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rare%20earth. Accessed 20 Jun. 2026.

Medical Definition

rare earth

noun
1
: any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals
2
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster