noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A chemical element (symbol Sm) with an atomic number of 62, a moderately hard silvery metal that slowly oxidizes in air. Applications in human affairs include magnets with high performance at high temperatures, which are important in military equipment. uncountable
2. 2
   a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite wordnet

Synonyms

All synonyms

atomic number 62goldironleadmetalsilver

Example

More examples

"Samarium is a chemical element with the symbol Sm."

Etymology

After samarskite, in turn honoring Vasili Samarsky-Bykhovets.

Related phrases

samarium diiodidesamarium oxidesamarium trichloridesamarium-cobalt magnetatomic number

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.