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Definition of Sm
1. Noun. A grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite.
Exact synonyms: Atomic Number 62, Samarium
Generic synonyms: Metal, Metallic Element
Substance meronyms: Bastnaesite, Bastnasite, Monazite
Generic synonyms: Metal, Metallic Element
Substance meronyms: Bastnaesite, Bastnasite, Monazite
2. Noun. A master's degree in science.
Definition of Sm
1. Symbol. '''S'''ervice '''M'''ark ¹
2. Initialism. (US space science) Service Module ¹
3. Abbreviation. small ¹
4. Abbreviation. (galaxy) irregular galaxy with spiral characteristics ¹
¹ Source: wiktionary.com
Medical Definition of Sm
1. Symbol for samarium. (05 Mar 2000)