SAMARIUM

samarium, Sm, atomic number

(noun) a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite

Source: WordNet® 3.1

Etymology

After samarskite, in turn honoring Vasili Samarsky-Bykhovets

Noun

samarium (uncountable)

A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air.

Anagrams

• Imamuras

Source: Wiktionary

Sa*ma"ri*um, n. Etym: [NL., fr. E. samarskite.] (Chem.)

Definition: A rare metallic element of doubtful identity.

Note: Samarium was discovered, by means of spectrum analysis, in certain minerals (samarskite, cerite, etc.), in which it is associated with other elements of the earthy group. It has been confounded with the donbtful elements decipium, philippium, etc., and is possibly a complex mixture of elements not as yet clearly identified. Symbol Sm. Provisional atomic weight 150.2.

Source: Webster’s Unabridged Dictionary 1913 Edition