\ ˈsē
\
\
Definition of si
(Entry 1 of 3)
Si
symbolDefinition of Si (Entry 2 of 3)
silicon
SI
abbreviationDefinition of SI (Entry 3 of 3)
International System of Units
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“Si.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/si. Accessed 1 Mar. 2021.
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Time Traveler for si
The first known use of si was in 1728
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