ALL meanings of didymium
di·dym·i·um
D d - noun didymium a mixture of the metallic rare earths neodymium and praseodymium, once thought to be an element 3
- noun didymium a mixture of rare earths and their oxides used in colouring glass 3
- noun didymium a rare metal, formerly considered an element but later found to be a mixture of rare-earth elements neodymium and praseodymium: symbol, Di: the name is still used for naming oxides and salts 3
- noun didymium any commercial mixture of rare-earth elements found in monazite sand 3
- noun didymium A mixture containing the rare earth elements praseodymium and neodymium, used to color glass for optical filters. It was originally regarded as a single element. 1
- noun didymium a mixture of neodymium and praseodymium, formerly thought to be an element. Symbol: Di. 1
- noun didymium A mixture of praseodymium and neodymium once thought to be an element (symbol Di). 0