S.I.

See also: Appendix:Variations of "si"

English

Alternative forms

• SI
• S. I. (International System of Units)

Etymology

French S.I.

Proper noun

S.I.

1. Synonym of SI (International System of Units)

Noun

S.I.

1. (UK, Canada, Australia, law, in citation) Initialism of statutory instrument.

   Coordinate terms: S.S.I., L.N.

   Civil Procedure Rules 1998, S.I. 1998/3132 (L. 17)

Anagrams

• 'is, I's, IS, Is, i's, is, is-, is.

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French

Etymology

Abbreviation of Système international (Système international d’unités).

Alternative forms

• S. I.

Proper noun

S.I. m

1. S.I.; Synonym of SI (International System of Units)

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Latin

Alternative forms

• SI, S. I., S. J.

Proper noun

S.I. f (indeclinable)

1. (Roman Catholicism) The Jesuits; Abbreviation of Societās Iēsū (“Society of Jesus”).