samarium
noun /səˈmeəriəm/
/səˈmeriəm/
[uncountable] (symbol Sm)
- a chemical element. Samarium is a hard silver-white metal used in making strong magnets.
钐 词源late 19th cent.: from samar(skite), a mineral in which its spectrum was first observed (named after Samarsky, a 19th-cent. Russian official) + -ium.