neodymium

noun

neo·​dym·​i·​um ˌnē-ō-ˈdi-mē-əm How to pronounce neodymium (audio)
: 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
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.
So its thicker plywood inserts have neodymium magnets embedded into them to align the side panels when the chair is deployed. New Atlas, 23 Apr. 2025 Rare-earth compounds take on a variety of colors, as shown with these oxides of (clockwise from top center): praseodymium, cerium, lanthanum, neodymium, samarium and gadolinium. IEEE Spectrum, 7 Mar. 2025 Copper may be even more crucial to the nation's shift toward a greener, more efficient economy than rare elements like neodymium or praseodymium. Scott Neuman, NPR, 16 Mar. 2025 Chan says the neodymium ions are where the optical magic happens. IEEE Spectrum, 13 Mar. 2025 See All Example Sentences for neodymium

Word History

Etymology

neo- + (di)dymium, after German Neodym

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of neodymium was in 1885

Browse Nearby Words

Cite this Entry

“Neodymium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neodymium. Accessed 1 May. 2025.

Kids Definition

neodymium

noun
neo·​dym·​i·​um ˌnē-ō-ˈdim-ē-əm How to pronounce neodymium (audio)
: a silver-white to yellow metallic chemical element see element

Medical Definition

neodymium

noun
neo·​dym·​i·​um ˌnē-ō-ˈdim-ē-əm How to pronounce neodymium (audio)
: a yellow metallic element of the rare-earth group
symbol Nd
see Chemical Elements Table

More from Merriam-Webster on neodymium

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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