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 However, rare-earth elements like neodymium and dysprosium, which are required for the most powerful magnets for the latter, also represent a major choke point. IEEE Spectrum, 15 Mar. 2024 The novel waveguide for the neodymium tweeter extends response to beyond 25 kHz but importantly replicates a deep, wide soundstage. Robert Ross, Robb Report, 20 Mar. 2024 Is digging up enough minerals like lithium, neodymium and dysprosium to enable the electric vehicle transition worth killing 44,000 small plants growing in the middle of the Nevada desert? Danielle Chemtob, Forbes, 21 Feb. 2024 So in other words, using CRISPR technology to engineer bacteria or enzymes to bind directly to the neodymium and the praseodymium, pull those out of the broader solution and drop them down ready for final processing. IEEE Spectrum, 7 Dec. 2023 Manufacturers add rare-earth minerals such as neodymium and praseodymium to ensure that magnets maintain their polarity even at temperatures above 300 degrees. Andrew Zaleski, Popular Mechanics, 22 Aug. 2023 Two of these metals help speakers produce sound, neodymium and praseodymium. Milton Ezrati, Forbes, 11 Dec. 2023 Within the lights, there are two elements that everyone is chasing, neodymium and praseodymium. IEEE Spectrum, 7 Dec. 2023 According to the report, large supply gaps are expected for metals including lithium, nickel, graphite, cobalt, neodymium, and copper as demand increases—which could touch off a major price hike and threaten the goal of reaching net-zero emissions by the year 2050. Breanne Deppisch, Washington Examiner, 20 July 2023

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

Word History


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

Dictionary Entries Near neodymium

Cite this Entry

“Neodymium.” Dictionary, Merriam-Webster, Accessed 22 Apr. 2024.

Kids Definition


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


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

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