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si

noun
\ˈsē \

Definition of si 

(Entry 1 of 3)

: ti entry 1

Si

symbol

Definition of Si (Entry 2 of 3)

silicon

SI

abbreviation

Definition of SI (Entry 3 of 3)

International System of Units

First Known Use of si

Noun

1728, in the meaning defined above

History and Etymology for si

Noun

Italian

Abbreviation

French Système International d'Unités

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Learn More about si

Dictionary Entries near si

Shymkent

shyster

SI

si

Si

siafu

sial-

Statistics for si

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Time Traveler for si

The first known use of si was in 1728

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More Definitions for si

Si

symbol

Medical Definition of Si 

(Entry 1 of 2)

silicon

SI

abbreviation

Medical Definition of SI (Entry 2 of 2)

International System of Units

History and Etymology for si

Abbreviation

French Système International d'Unités

More from Merriam-Webster on si

Rhyming Dictionary: Words that rhyme with si

Spanish Central: Translation of si

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