What does PI Stand for?

Browse 338 acronyms and abbreviations related to PI.

What does PI stand for in ?

Primary Instructor

What does PI stand for in Academic & Science?

3.1415926535
Blood Clotting
International Protocol
Ionized Phosphorus
Isoelectric Point (chemistry)
Istiqlal Party (Independence Party, Morocco)
Pacific Islander
Package Insert (medications)
Paedagogisches Institut (Vienna, Austria)
Page Impression (Internet advertising)
Page Interleaving
Paging (assembly language ASM51 assembler control)
Pallidum Internum
Pampers Institute (UK)
Pandemic Influenza
Panicle Initiation
Paper Insulated
Paperi-Insinöörit (Finnish: Paper Engineers)
Parallel Interface
Parameter Identifier (ITU-T)
Paranoid Ideation
Pareto Improved
Particular Integral
Partition Identifier
PCNA (Proliferating Cell Nuclear Antigen) Labeling Index
Pengajian Inggeris
Penning ionization [
Pentium I (Intel)
Perceptually Impaired
Performance Insight (Oracle)
Perimeter Institute for Theoretical Physics
Peripheral Iridotomy
Persistently Infected
Personal Identifier
Personal Injury (legal)
Phase I (clinical studies)
Phosphate (Inorganic)
Phosphate Ion
Phosphorus Index
Physician Information
Physics International
Physik Instrumente
Piauí (Brazilian state)
Pisa (Tuscany, Italy)
Plant Industry (Commonwealth Scientific and Industrial Research Organisation; Australia)
Plant Information (real-time software products such as SCADA)
Plant Introduction
Plaque Index (oral hygiene)
Plasticity Index
Platform Initialization (Specification)
Plouffe's Inverter
Plug In
Point of Inflection (engineering)
Polarisation Index
Polynomial Identity (mathematics)
Ponderal Index
Portable Interceptors
Postinjection
Power Interface
Precision Instrument
Prediction Interval
Pressure Indicator (industrial control description)
Primary Immunodeficiency
Primary Injection
Principal Investigator
Priority Inheritance
Process & Instrumentation
Process Integration
Productivity Increase
Program Index
Program Instructions
Program Interruption
Program Isolation (IBM)
Programmed Instruction
Projets Individuels
Proportional Integral
Proportional-Integral (controller)
Proto-I.jo
Provider Independent (IP address space assigned by IANA)
Psicología Integrada (Portugese)
Psykoterapiinstitut (Stockholm, Sweden)
Public Inquiry
Pulsatility Index
Pulse Induction
Pulse Inverter
The ratio of the circumference to the diameter of a circle; approximately equal to 3.141592653589793

What does PI stand for in Business?

Paducah & Illinois Railroad
Paradigm Infinitum (Singapore)
Paramagnetic Insulator
Paranormal Investigator
Patternology International
Payment Instrument
penal interest
Penalty Indicator
Per Inch
Perfectly Incomplete
Performance Improvement
Performance Index
Performance Indicator
Perlite Institute
Perpetual Inventory
Petrol Injection
Philadelphia Inquirer (newspaper)
Physical Inventory
Physician Investigator
Plant Information
Plant Integrity
Policy Issuance (insurance)
Political Informant
Pool Instructor
Portfolio Investment
Position Independent
Post Intelligencer (newspaper, Seattle, Washington)
Power Improved
Power Integrations
Praendex Incorporated (Wellesley, MA)
Pre-Invoice
Premdor, Inc.
Prepaid Interest
Price Integrity
Priceless Inn
Primary Investigator
Principle Investigator
PrintImage International
Private Investigator
Problem Investigator
Process Industries
Process Innovation
Product Information
Product Innovation
Professional Indemnity (insurance coverage)
Professionalism and Integrity
Proforma Invoice
Program Integrator
Project Idea
Property Inspector
Provider Independent
Proyectos Industriales
Public Investment
Purchasing Instruction
Pure Integrity
Pursuit Inc.

What does PI stand for in Community?

Parameter Indicator
Participating Informant
Paternity Index
Permanently Identified
Photo Impact
Physicist Interface
Pinellas (plant; Florida)
Population Institute
Post Inaccrochable
Post Institutionalized
Post Intelligencer
Praktische Informatik (German: Applied Informatics)
Preliminary Index
Primary Investigations
Prime Implicant
Program Improvement
Program Integrity
Project Inform
Public Instruction
Public Intoxication
Public Involvement
Publications Inquiry

What does PI stand for in Computing?

Packet Interface
Pages In
Parity Inner
Path Identifier
Personal Information
Platform Independent
Pocket Informant
Power Intelligence
Presence Information
Priority Inherit
Process Information
Processing Instruction
Processor Interface
Product Integration
Programming Interface
Protocol Interpreter

What does PI stand for in Governmental?

Package Insert
Parris Island
Participating Informant
Passive Intercept
Patente de Invenção (Patent, Brazil)
Paternity Index
Payload Integrator
Payload Interrogator
Pen and Ink (Document Update)
Per Inquiry
Perception Immédiate (French)
Performance Indicator
Periodic Inspection
Permanently Identified
Personal Inspection
Photo Interpretation
Photo Interpreter
Pilipino Insurrecto
Point of Impact
Police Informant
Police Inspector
Police Interceptor
Policy and International Affairs
Policy Iteration
Political Intelligence
Polyisocyanurate (rigid foam contruction material)
Position Indicator
Post Institutionalized
Postal Inspectors
Power Investiture
Precision Instruments
Preliminary Injunction
Preliminary Investigation
Presumption of Innocence
Price Index
Principal Investigator
Probability of Incapacitation
Probationary Instructor
Procedural Item
Procurement Instruction
Procurement Item
Product Improvement
Professional Informant
Program Identification
Program Information
Program Introduction
Project Identification (number)
Projector Infantry
Propriedade Intelectual (Intellectual Property, Brazil)
Public Information
Public Intoxication
Public Intoxication (law enforcement)
Public Investment
Pure Imported
Purposeful Interference

What does PI stand for in International?

Pisa (Provence)
Plan Internacional

What does PI stand for in Internet?

Page Impression
Pun-Intended

What does PI stand for in Medical?

pain intensity
pancreatic insufficiency
parallel imports
pars intermedia
Pearl Index
Penile Implant
perfusion imaging
peripheral iridectomy
Perpetual Idiosy
Personal Injury
phosphatidyl inositol
physically impaired
physiologic index
pituitary
plaque inhibition
poison ivy
post implantation
post infection
Post Injection
post inoculation
post irradiation
post ischaemic
Present illness
primary infection
prognostic index
proliferation index
Propidium Iodide
Protease Inhibitor
pulmonary index
pulmonary infarction
Pulmonary Insufficiency
pulse inversion

What does PI stand for in Miscellaneous?

[not an acronym] name for Greek symbol representing the ratio of the circumference of a circle to its diameter; approximately 3.1416
P and I
Pacific Institute
Pacific Internet (Internet Service Provider)
Par Intérim (French: Deputizing)
Parent Initial
Parent Involvement
Parents for Inclusion
Partner Institution
Partnership for Innovation
Pass Interference (football)
Passes Intercepted (soccer)
Path Identification
Patient Initials
Pearl Islands (Hawaii)
Perforated Initials (philately)
Performance Improved
Perfusion Index
Perlite Institute (Staten Island, NY)
Perpetual Inventory
Personal Investigator
Personal Investigator (less common)
Petroleum Institute
Phantom Investigator
Philippine Islands (slang)
PhotoImpact (digital imaging software)
PI Is
Pinneberg (auto license plate)
Planet Internet
Planetary Image
Please Inquire
Pleasure Island (Disney World)
Point Initiating
Point of Intersection
Politically Incorrect
Polyimide
Popcorn Institute (Chicago, IL)
Précompte Immobilier (French: tax on real estate)
Predictive Index
Presque Isle (Michigan)
Principal and Interest
Principal Insured
Prison Industries
Prison Industry
Privacy International (human rights group)
Private Idaho
Private Investigations (movie)
Process Improvement
process intelligence
Product Integration
Product Integrity
Product It
Productivity Index (oil and gas well performance)
Profil Infirmier
Profitability Index
Profitability Index
Program Increment
Project Instanciator
Prospective Internationale
Punto Informatico
Purchasing Instruction
Pusat Informasi (Indonesian: Information Center)
Pyramid Inch

What does PI stand for in Regional?

Paducah and Illinois Railroad
Philippine Islands
Piaui

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