gadolinium
noun /ˌɡædəˈlɪniəm/
/ˌɡædəˈlɪniəm/
[uncountable] (symbol Gd)
- a chemical element. Gadolinium is a soft silver-white metal.Word Originlate 19th cent.: from gadolinite, named after Johan Gadolin (1760–1852), the Finnish mineralogist who first identified it.