Thesaurus: didymium

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Definitions

1. n. A rare metallic substance usually associated with the metal cerium; -- hence its name. It was formerly supposed to be an element, but has since been found to consist of two simpler elementary substances, neodymium and praseodymium. See Neodymium, and Praseodymium.
2. A rare metallic substance usually associated with the metal cerium; -- hence its name. It was formerly supposed to be an element, but has since been found to consist of two simpler elementary substances, neodymium and praseodymium. See Neodymium, and Praseodymium.
3. A rare metallic substance usually associated with the metalcerium; -- hence its name. It was formerly supposed to be an element,but has since been found to consist of two simpler elementarysubstances, neodymium and praseodymium. See Neodymium, andPraseodymium.
4. n. A rare metallic substance usually associated with the metal cerium; -- hence its name. It was formerly supposed to be an element, but has since been found to consist of two simpler elementary substances, neodymium and praseodymium. See Neodymium, and Praseodymium.