There are 2 definitions of Sm in English:

Sm

Line breaks: Sm

symbol

The chemical element samarium.

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Word of the day grammarian
Pronunciation: grəˈmɛːrɪən
noun
a person who studies and writes about grammar

There are 2 definitions of Sm in English:

SM

Line breaks: SM

abbreviation

1 (also S & M) Sadomasochism.
1.1Sergeant Major.
1.2Short metre.

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