What does SI stand for?

What does SI mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: SI.

We've found a total of 197 definitions for SI:

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SI

Sub-Inspector

Governmental » Police

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SI

Sub Inspector

Governmental » Police

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SI

Sub Inspecter

Governmental » Police

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SI

Special Investigator

Business » Occupation & Positions

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SI

Soft Intermediate

Business » Products

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SI

Slightly Insane

Academic & Science » Psychology

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SI

Union Pacific Railroad Company

Regional » Railroads

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SI

Siberian Islands

Regional

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SI

Secure Internet

Computing » Security

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SI

Société Suisse des Informaticiens

Academic & Science » Societies

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SI

Società Svizzera degli Informatici

Academic & Science » Societies

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SI

Swiss Informaticians Society

Academic & Science » Societies

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SI

Schweizer Informatiker Gesellschaft

Academic & Science » Societies

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SI

Society of Indexers

Academic & Science » Societies

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SI

Icelandic Society for Information

Academic & Science » Societies

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SI

Skýrslutæknifélag Íslands

Academic & Science » Societies

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SI

Servicio de Investigación

International » Spanish

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SI

Sport Influenced

Community » Sports

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SI

Sanctioned Individual

Community » Sports

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SI

Sports Injection

Community » Sports

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SI

Sports Information

Community » Sports

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SI

Sports Injected

Community » Sports

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SI

Stockmarket Indices

Business » Stock Exchange

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SI

student improvement

Academic & Science » Students

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SI

SCI Corporation

Governmental » Suppliers

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What does SI mean?

silicon, Si, atomic number 14(noun)
a tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite and quartz and sand; used as a semiconductor in transistors

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"SI." Abbreviations.com. STANDS4 LLC, 2015. Web. 31 Aug. 2015. <http://www.abbreviations.com/SI>.