Open Dictionary

SI

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Table of contents

1 English

1.1 Abbreviation

2 Spanish

2.1 Abbreviation

English

Abbreviation

The abbreviation for Système International d'Unités or the International System of Units, commonly known as the metric system.
see Appendix on SI Units

Spanish

Abbreviation

Sinaloa (Mexican state)

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WordNet Definitions

The noun "si" has three senses:

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