holmium
/ˈhəʊlmɪəm/noun
mass noun
- the chemical element of atomic number 67, a soft silvery-white metal of the lanthanide series. (Symbol: Ho)(化学元素)钬(符号:Ho)。
词源
late 19th cent.: modern latin, from Holmia, Latinized form of Stockholm, the capital of Sweden (because many minerals of the yttrium group, to which holmium belongs, are found in that area); discovered by P.T. Cleve, Swedish chemist.