There are 2 definitions of Sm in English:

Sm1

Line breaks: Sm

symbol

The chemical element samarium.

Definition of Sm in:

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Word of the day internecine
Pronunciation: ˌɪntəˈniːsʌɪn
adjective
destructive to both sides in a conflict

There are 2 definitions of Sm in English:

SM2

Line breaks: SM

abbreviation

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

Definition of Sm in: