'SI' definitions:
Definition of 'Si'
From: WordNet
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 [syn: silicon, Si, atomic number 14]
noun
A complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela); "Today the United States is the only country in the world not totally committed to the Systeme International d'Unites" [syn: Systeme International d'Unites, Systeme International, SI system, SI, SI unit, International System of Units, International System]
noun
Definition of 'Si'
From: GCIDE
- Si \Si\ [It.] (Mus.) A syllable applied, in solmization, to the note B; more recently, to the seventh tone of any major diatonic scale. It was added to Guido's scale by Le Maire about the end of the 17th century. [1913 Webster]
Acronyms for 'SI'
From: V.E.R.A.
- Schweizer Informatikergesellschaft (org., Switzerland)
- Skyrslutaeknifelags Islands (org., Iceland)
- Source Index [register] (CPU, Intel, assembler)
- SPARC International (org., manufacturer)
- System Identifier (DTD, URI, SGML, FPI)
- System Information