Found 2,945 abbreviations starting with SI:

SIN

Student Infraction Notice

Academic & Science » Universities

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SIN

Social Insurance Number

Governmental

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SIN

Someday Is Now

Community » Educational

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SIN

Self Induced Nihilism

Miscellaneous » Unclassified

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SIN

Serbian Internet Network

Internet

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SIN

Servicio Inteligencia Nacional

Miscellaneous » Unclassified

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SIN

System Identification Number

Computing » General

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SIN

Student Information Network

Academic & Science » Universities

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SIN

Self Imposed Nonsense

Internet » Chat

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SIN

Shadows In The Night

Community

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SIN

Success Ignoring Nature

Miscellaneous » Funnies

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SIN

Smuggler Interstellar Network

Miscellaneous » Science Fiction

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SIN

Secure Identification Number

Computing » Security

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SIN

Static Ip Notification

Computing » Networking

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SIN

Soul In Need

Miscellaneous » Unclassified

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SIN

Super Intelligent Network

Miscellaneous » Unclassified

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SIN

Somewhere Into Nowhere

Miscellaneous » Unclassified

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SIN

Self Inflicted Nonsense

Miscellaneous » Unclassified

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SIN

Strange Inbred Nomads

Miscellaneous » Unclassified

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SIN

Stranger In The Night

Miscellaneous » Unclassified

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SIN

System Improvement Note

Miscellaneous » Unclassified

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SIN

Self Inflicted Non

Miscellaneous » Unclassified

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SIN

Self I And Nobody

Miscellaneous » Unclassified

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SIN

Sorry Imma N

Miscellaneous » Unclassified

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SIN

Service Industry Night

Business » General

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