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:

Filter by: Sort by:PopularityAlphabeticallyCategory
SI

slightly included

Miscellaneous » Unclassified

Rate it:
SI

Southern Islands

Miscellaneous » Unclassified

Rate it:
SI

stand for ie

Miscellaneous » Unclassified

Rate it:
SI

sport injection

Miscellaneous » Unclassified

Rate it:
SI

Structured Interview

Medical » British Medicine

Rate it:
SI

Salt Institute

Business » Professional Organizations

Rate it:
SI

Système International d'unités (International System of Units)

Academic & Science » Biology

Rate it:
SI

Système International d'unités (International System of Units)

Academic & Science » Physics

Rate it:
SI

Système International d'unités (International System of Units)

Academic & Science » Chemistry

Rate it:
SI

Singh Index

Medical » British Medicine

Rate it:
SI

Seed Implantation

Academic & Science » Botany

Rate it:
SI

Sub-Inspector

Governmental » Police

Rate it:
SI

spinal injury

Medical » British Medicine

Rate it:
SI

Speech Impaired

Medical » Physiology

Rate it:
SI

sinus irregularities

Medical » British Medicine

Rate it:
SI

Selectivity Index

Academic & Science » Physics

Rate it:
SI

Site Investigation

Governmental » FBI Files

Rate it:
SI

self-inflicted

Medical » British Medicine

Rate it:
SI

situs inversus

Medical » British Medicine

Rate it:
SI

suicidal ideation

Medical » British Medicine

Rate it:
SI

sensitivity index

Medical » British Medicine

Rate it:
SI

Société Suisse des Informaticiens

Academic & Science » Societies

Rate it:
SI

Società Svizzera degli Informatici

Academic & Science » Societies

Rate it:
SI

Swiss Informaticians Society

Academic & Science » Societies

Rate it:
SI

Schweizer Informatiker Gesellschaft

Academic & Science » Societies

Rate it:

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

see more on Definitions.net »

Know what is SI? Got another good explanation for SI? Don't keep it to yourself!

Still can't find the acronym definition you were looking for? Use our Power Search technology to look for more unique definitions from across the web!

Style:MLAChicagoAPA

"SI." Abbreviations.com. STANDS4 LLC, 2015. Web. 4 Sep. 2015. <http://www.abbreviations.com/SI>.