What does PSI stand for?

What does PSI mean? This page is about the various possible meanings of the acronym, abbreviation, shorthand or slang term: PSI.

We've found a total of 95 definitions for PSI:

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Acronym

Definition

Rating

PSI

Perimeter Scholars International

Academic & Science » Universities

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PSI

Persistence Service Interface

Miscellaneous » Unclassified

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PSI

Personal Security Investigation

Miscellaneous » Unclassified

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PSI

Personal Success Institute

Governmental » Institutes

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PSI

Personalized System of Instruction

Academic & Science » Universities

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PSI

Personnel Security Investigation

Governmental » Military

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PSI

Pet Sitters International

Miscellaneous » Unclassified

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PSI

Pharmaceutical Security Institute

Governmental » Institutes

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PSI

Pharmaceutical Society of Ireland

Medical » Veterinary -- and more...

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PSI

Pharmacy Service Initiative

Medical » Hospitals

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PSI

Philanthropic Service for Institutions

Community » Non-Profit Organizations

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PSI

Pki Secure Interface

Miscellaneous » Unclassified

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PSI

Planetary Science Institute

Governmental » Institutes

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PSI

Please Stay Indoors

Community

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PSI

Pleural Space Infection

Medical » Physiology

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PSI

Poetry Slam Incorporated

Community » Non-Profit Organizations

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PSI

Pollutant Standards Index

Miscellaneous » Unclassified

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PSI

Pollution Standard Index

Governmental » US Government -- and more...

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PSI

Pollution Standards Index

Governmental » Environmental

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PSI

Population Services International

Miscellaneous » Unclassified

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PSI

Porta Systems Corporation

Business » AMEX Symbols

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PSI

Position Specific Iterated

Academic & Science » Mathematics

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PSI

Post Secondary Institution

Academic & Science » Universities

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PSI

Post Shipment Inspection

Governmental » Transportation

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PSI

Postponing Sexual Involvement

Community » Educational

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What does PSI mean?

pounds per square inch, psi(noun)
a unit of pressure

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"PSI." Abbreviations.com. STANDS4 LLC, 2016. Web. 30 Jun 2016. <http://www.abbreviations.com/PSI>.