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 Benchmark Mineral Intelligence estimates that the United States and its partners need to invest $920 billion by 2035 to build supply chains for lithium, nickel, graphite, cobalt, manganese, copper, rare earths, and phosphate. Daniel Baer, Foreign Affairs, 7 June 2024 Over half of global processing of lithium and cobalt takes place in China, as does almost all refining of graphite, used in EVs, and of rare earths, crucial for generators on wind turbines. Hanna Ziady, CNN, 14 Aug. 2024 The worldwide move toward a green economy has triggered calls for easing mining of rare earth minerals, ones essential to modern devices and electrical infrastructure. Ashley C. Nunes, Scientific American, 13 Aug. 2024 The United States will also need strategic stockpiles of the building blocks of clean energy, working with its allies to amass critical minerals such as lithium, graphite, rare earths, and nickel. Jason Bordoff, Foreign Affairs, 10 Apr. 2023 See all Example Sentences for rare earth 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rare earth.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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

Dictionary Entries Near rare earth

Cite this Entry

“Rare earth.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rare%20earth. Accessed 11 Sep. 2024.

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
Last Updated: - Updated example sentences
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