sm > define
noun
- A grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite.
- synonyms: samarium, atomic number 62
- A master's degree in science.
- synonyms: Master of Science, MS, MSc
by WordNet 3.0 © 2006 by Princeton University
SM is the two-character ISO 3166 country code for SAN MARINO.
(Military) SM stands for one of the following: Secretary, Joint Staff, memorandum; Service manager; staff memorandum; system manager
by Department of Defense Dictionary of Military and Associated Terms. 31 January 2011.