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

These materials include aluminum, cobalt, copper, dysprosium, electrical steel, fluorine, gallium, iridium, lithium, magnesium, graphite, neodymium, nickel, platinum, praseodymium, silicon, silicon carbide and terbium. —Sahit Muja, Forbes.com, 3 Sep. 2025

In tests, the process demonstrated a recovery rate of 96% for neodymium (Nd) and 91% for dysprosium (Dy). —Aman Tripathi, Interesting Engineering, 16 Aug. 2025

The new actuator is made of a flexible silicone polymer called polydimethylsiloxane, a neodymium magnet, and an electrical coil intertwined with soft magnetic iron spheres. —IEEE Spectrum, 12 Aug. 2025

More than 80% of the world’s neodymium magnet supply is manufactured in China. —Jordan Blum, Fortune, 12 Aug. 2025

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