Si



noun, Music.
1.
the syllable used for the seventh tone of a scale and sometimes for the tone B.
Symbol, Chemistry.
1.
silicon.
1.
International System of Units.
1.
Sandwich Islands.
2.
Staten Island.
noun
1.
(music) a variant of te
abbreviation
1.
Slovenia
noun
1.
a variant transliteration of the Chinese name for the Xi
Chemical symbol
1.
silicon
symbol
1.
Système International (d’Unités) See SI unit
abbreviation
2.
(NZ) South Island

Si
The symbol for the element silicon.

SI abbr.
Système International (d’Unités) (International System of Units)
Si
The symbol for silicon.
silicon
(sĭl’ĭ-kŏn’)
Symbol Si
A metalloid element that occurs in both gray crystalline and brown noncrystalline forms. It is the second most abundant element in the Earth’s crust and can be found only in silica and silicates. Silicon is used in glass, semiconductors, concrete, and ceramics. Atomic number 14; atomic weight 28.086; melting point 1,410°C; boiling point 2,355°C; specific gravity 2.33; valence 4. See Periodic Table.

1. Système International.
2. Shift In.

networking
The country code for Slovenia.
(1999-01-27)
si
Sinhalese
sI
6-mercaptopurine ribonucleoside
Si
1.
silicon
2.
Wisdom of Jesus, the Son of Sirach
SI
1.
sacroiliac joint
2.
secondary infertility
3.
Smithsonian Institution
4.
French Système International [d’Unités] (International System [of Units])

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