What does PI stand for?

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

We've found a total of 155 definitions for PI:

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Acronym

Definition

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PI

Principal Investigator

Governmental » FDA

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PI

Personal Injury

Medical » Physiology

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PI

Principal Investigator

Governmental » NASA

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PI

Personal Information

Computing » Security

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PI

Principal Investigator

Academic & Science » Ocean Science

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PI

Performance Index

Business » General

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PI

Post Intelligencer

Community » Media

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PI

Protease Inhibitor

Medical » Human Genome

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PI

Propidium Iodide

Medical » Laboratory

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PI

Private Investigator

Business » Occupation & Positions

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PI

Program Improvement

Community » Educational

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PI

Public Information

Governmental » US Government

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PI

Public Intoxication

Community » Law & Legal

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PI

private investigator

Business » Companies & Firms

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PI

Pre-Invoice

Business » Accounting

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PI

Pyramid Inch

Miscellaneous » Unit Measures

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PI

Performance Indicator

Business » Stock Exchange

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PI

Processing Instruction

Computing » Assembly

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PI

Pages In

Computing » Assembly

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PI

Performance Improvement

Business » General

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PI

Programming Interface

Computing » Software

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PI

Philippine Islands

Regional » Countries

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PI

Primary Investigator

Business » Occupation & Positions

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PI

Polyimide

Miscellaneous » Plastics

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PI

Phosphate Ion

Academic & Science » Chemistry

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What does PI mean?

pi(noun)
the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

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"PI." Abbreviations.com. STANDS4 LLC, 2016. Web. 4 May 2016. <http://www.abbreviations.com/PI>.