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si

1

[ see ]

noun

Music.
  1. the syllable used for the seventh tone of a scale and sometimes for the tone B.


Si

2
Symbol, Chemistry.
  1. silicon.

SI

3

S.I.

4

abbreviation for

  1. Sandwich Islands.
  2. Staten Island.

SI

1

symbol for

  1. Système International (d'Unités) See SI unit
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

abbreviation for

  1. South Island
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

si

2

/ siː /

noun

  1. music a variant of te
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Si

3

/ ʃiː /

noun

  1. a variant transliteration of the Chinese name for the Xi
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

si

4

the internet domain name for

  1. Slovenia
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Si

5

the chemical symbol for

  1. silicon
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word History and Origins

Origin of si1

First recorded in 1720–30; gamut
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Example Sentences

She claims she even uses words and mannerisms such as "mamma mia", "bambino" and "si" in conversation without realising it.

From BBC

Shaw, who trained with the national team last month, also si looking for her first senior cap.

I just read that the Oversight Committee, because of Marjorie Taylor Greene, si going to visit the Jan. 6 prisoners in jail.

From Salon

“We used to call her ‘si tau por’ when we were under her rule.

"Immigration officers said to my grandma that our si tau por was also a woman, so she would be taken care of in Hong Kong."

From BBC

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