SI
- (initialism) . The abbreviation for ''Système International d'Unités'' or the International System of Units, commonly known as the metric system.
- (initialism) . Smithsonian Institution.
- (initialism) . (electronics) Signal integrity.
- (initialism) . (technology) Systems integration.
- (initialism) . self-injury.
- Proper noun. A diminutive of the male given name '''Simon'''.
- Noun. (music) A syllable used in solfège to represent the seventh note of a major scale.
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This entry was last updated on RefTopia from its source on 3/20/2012.