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
Examples of rare earth in a Sentence
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South Africa – 860,000 Metric Tons South Africa holds approximately 860,000 metric tons of rare earth reserves.
—
Neetika Walter, Interesting Engineering, 3 Oct. 2025
To avoid further supply line pinches like this, GM recently struck a long-term deal with Noveon Magnetics, whose San Marcos, Texas, facility is the only rare earth magnet manufacturer in the United States.
—Rebecca A. Fannin, MSNBC Newsweek, 1 Oct. 2025
The far side is thought to have fewer heat-producing elements, such as uranium, thorium, potassium, phosphorus and rare earth elements — collectively referred to as KREEP.
—Samantha Mathewson, Space.com, 30 Sep. 2025
Its operation will produce heavy rare earths, Chalmers said.
—Spencer Kimball, CNBC, 28 Sep. 2025
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Neetika Walter, Interesting Engineering, 3 Oct. 2025
To avoid further supply line pinches like this, GM recently struck a long-term deal with Noveon Magnetics, whose San Marcos, Texas, facility is the only rare earth magnet manufacturer in the United States.
—Rebecca A. Fannin, MSNBC Newsweek, 1 Oct. 2025
The far side is thought to have fewer heat-producing elements, such as uranium, thorium, potassium, phosphorus and rare earth elements — collectively referred to as KREEP.
—Samantha Mathewson, Space.com, 30 Sep. 2025
Its operation will produce heavy rare earths, Chalmers said.
—Spencer Kimball, CNBC, 28 Sep. 2025
See All Example Sentences for rare earth
Cite this Entry
“Rare earth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rare%20earth. Accessed 8 Oct. 2025.
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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
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