neodymium

noun

neo·​dym·​i·​um ˌnē-ō-ˈdi-mē-əm 

: 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

In initial lab tests, the system successfully recovered nearly half of the available neodymium. —Mrigakshi Dixit, Interesting Engineering, 11 June 2026

This includes titanium diaphragms for smoother high frequencies and more responsive neodymium magnets instead of traditional ferrite. —New Atlas, 8 June 2026

Beijing’s control of neodymium, praseodymium, samarium, europium, gadolinium, and yttrium oxides is virtually total. —Steve H. Hanke, Fortune, 10 May 2026

None, however, come close to the reigning permanent-magnet champ, neodymium iron boron (NdFeB), which dominates high-power applications. —Glenn Zorpette, IEEE Spectrum, 29 Apr. 2026

Word History

Etymology

neo- + (di)dymium, after German Neodym

First Known Use

1885, in the meaning defined above

Rhymes for neodymium

• praseodymium

Kids Definition

neodymium

noun

neo·​dym·​i·​um ˌnē-ō-ˈdim-ē-əm 

: a silver-white to yellow metallic chemical element see element

Medical Definition

neodymium

noun

neo·​dym·​i·​um ˌnē-ō-ˈdim-ē-əm 

: a yellow metallic element of the rare-earth group

—symbol Nd see Chemical Elements Table