We've got 174 definitions »

What does PI stand for?  Page #7

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

Filter by: Sort by:PopularityAlphabeticallyCategory
TermDefinitionRating
PI

Postal Inspectors

Governmental » US Government

Rate it:
PI

Preliminary Investigation

Governmental » NASA

Rate it:
PI

Prepaid Insurance

Business » Insurance

Rate it:
PI

Prepaid Interest

Business » Accounting

Rate it:
PI

Presumption of Innocence

Governmental » Law & Legal

Rate it:
PI

Price Index

Governmental » Economy

Rate it:
PI

Primary Infection

Medical » British Medicine

Rate it:
PI

Primary Instructor

Rate it:
PI

Probability of Incapacitation

Governmental » Military

Rate it:
PI

Procedural Item

Governmental » Military

Rate it:
PI

Procurement Item

Governmental » NASA

Rate it:
PI

Product Information

Business » Products

Rate it:
PI

Product Innovation

Business » Products

Rate it:
PI

Product Integration

Computing » Software

Rate it:
PI

Prognostic Index

Medical » British Medicine

Rate it:
PI

Program Introduction

Governmental » NASA

Rate it:
PI

Proliferation Index

Medical » British Medicine

Rate it:
PI

Public Investment

Governmental » Economy -- and more...

Rate it:
PI

Pulmonary Index

Medical » British Medicine

Rate it:
PI

Pulmonary Infarction

Medical » British Medicine

Rate it:
PI

Pulse Inversion

Medical » British Medicine

Rate it:
PI

Pun-Intended

Internet » Chat

Rate it:
PI

Purposeful Interference

Governmental » Military

Rate it:
Pi

The ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

Academic & Science » Mathematics

Rate it:

What does PI mean?

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

see more »

Discuss these PI abbreviations with the community:

0 Comments

    Know what is PI? Got another good explanation for PI? Don't keep it to yourself!

    Still can't find the acronym definition you were looking for? Use our Power Search technology to look for more unique definitions from across the web!

    Citation

    Use the citation options below to add these abbreviations to your bibliography.

    Style:MLAChicagoAPA

    "PI." Abbreviations.com. STANDS4 LLC, 2024. Web. 18 Apr. 2024. <https://www.abbreviations.com/PI>.

    Image or illustration of

    PI

    Perimeter Institute for Theoretical Physics
    Credit »

    Browse Abbreviations.com

    Free, no signup required:

    Add to Chrome

    Get instant explanation for any acronym or abbreviation that hits you anywhere on the web!

    Free, no signup required:

    Add to Firefox

    Get instant explanation for any acronym or abbreviation that hits you anywhere on the web!

    Quiz

    The ultimate acronym test

    »
    RIP
    A Rest In Piece
    B Rest In Pain
    C Recovery Is Possible
    D Rest In Peace

    Embed

    Share an image of PI

    »

    Hearing impaired tip:

    Sign language

    How do you say PI in ASL sign language fingerspelling?