samarium
/səˈmeərɪəm/noun
mass noun
- the chemical element of atomic number 62, a hard silvery-white metal of the lanthanide series. (Symbol: Sm)（化学元素）钐（符号： Sm）。
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.