neo·​dym·​i·​um | \ ˌnē-ō-ˈdi-mē-əm How to pronounce neodymium (audio) \

Definition of neodymium

: a silver-white to yellow metallic element of the rare-earth group that is used especially in magnets and lasers — see Chemical Elements Table

Examples of neodymium in a Sentence

Recent Examples on the Web

Greenland has some of the biggest deposits of neodymium, dysprosium, terbium, praseodymium, and uranium. David Clark Scott, The Christian Science Monitor, "Three questions on Trump's Greenland gambit," 22 Aug. 2019 This won't work with one of those fancy neodymium magnets. Rhett Allain, WIRED, "The Physics of Falling Magnets in Stranger Things Season 3," 9 Aug. 2019 That sent the price of neodymium and other rare earths soaring. Charles Riley, CNN, "BMW and Jaguar Land Rover won't need China's rare earths for their new electric engines," 5 June 2019 The mine’s top products are neodymium and praseodymium, or NdPr, two elements which are used together to make the lightweight magnets that help power electric cars and wind turbines and are found in electronics such as laptop hard drives. Washington Post, "US-China trade war sparks worries about rare earth minerals," 8 June 2019 For example, neodymium is the most commonly used rare earth magnet. Matthew Jancer, Popular Mechanics, "Speaking of Spokes: The Design That Could Change How Electric Car Motors Are Made," 20 Nov. 2018 Carmakers have for years used rare earths such as neodymium in the motors that power electric cars. Charles Riley, CNN, "BMW and Jaguar Land Rover won't need China's rare earths for their new electric engines," 5 June 2019 Toyota is an example of this, recently announcing a permanent magnet motor that uses less neodymium than previously. Megan Geuss, Ars Technica, "Tariffs on Chinese rare-earth minerals create a sticky problem for US competitors," 30 Nov. 2018 Yet the mine's role at the center of the U.S.-China faceoff over 17 elements with names such as neodymium, terbium and europium is not without irony. David J. Lynch, Anchorage Daily News, "China hints it will choke off U.S. ‘rare earths’ access. But it’s not that easy.," 11 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'neodymium.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of neodymium

1885, in the meaning defined above

History and Etymology for neodymium

neo- + (di)dymium, after German Neodym)

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Statistics for neodymium

Last Updated

12 Sep 2019

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Time Traveler for neodymium

The first known use of neodymium was in 1885

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More Definitions for neodymium


neo·​dym·​i·​um | \ ˌnē-ō-ˈdim-ē-əm How to pronounce neodymium (audio) \

Medical Definition of neodymium

: a yellow metallic element of the rare-earth group symbol Nd — see Chemical Elements Table

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authorized for issue (as a bond)

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