PID

Acronym	Definition
PID	Packet Identifier
PID	Pelvic Inflammatory Disease
PID	Process Identifier
PID	Project Information Document
PID	Proportional-Integral-Derivative (controller)
PID	Process Identification
PID	Proportional, Integral, Derivative (process control, programmable logic controllers)
PID	Personal Identification
PID	Process Identification Number
PID	Photoionization Detector
PID	Project Initiation Document
PID	Product Identification
PID	Product Item Description
PID	Photo Ionization Detector
PID	Parameter Identification
PID	Particle Identification (Nuclear and Particle Physics)
PID	Public Improvement District
PID	Protocol Identification
PID	Project Identification
PID	Personally-Identifiable Data
PID	Proportional-Integral-Derivative Control (Instrumentation process control)
PID	Proportional, Integral, Differential
PID	Principal Ideal Domain
PID	Parcel Identification (property registration)
PID	Public Information Display
PID	Protist Image Data
PID	Patient Identifier (alphanumeric and bar code)
PID	Program Identifier
PID	Plan Identification
PID	Press Information Department (Pakistan)
PID	Past International Director
PID	Primary Immunodeficiency Disease
PID	Planned Industrial Development
PID	Nassau, Bahamas - Paradise Island (Airport Code)
PID	Project Identification Document
PID	Prolapsed Intervertebral Disc
PID	Partido Institucional Democratico (México, politcal party)
PID	Poisons Information Database
PID	Process Industries Division (American Society of Mechanical Engineers)
PID	Passenger Information Display (software; transportation industry)
PID	Plan Identifier
PID	Plan Identification number
PID	Piping & Instrumentation Diagram
PID	Patient-Identifiable Data (UK National Health Service)
PID	Procurement Item Description
PID	Premises Identification (Alberta, Canada Agriculture and Rural Development program)
PID	Parent Identification
PID	Password Identifier
PID	Personnel Increment Number
PID	Proportional Integrator Differentiator
PID	Primary Input Device
PID	Programmable Interrupt Device
PID	Protocol Identifier Data
PID	Program Introduction Document
PID	Process & Instrumentation Diagram (also seen as P&ID)
PID	Process Identification Document
PID	Proprietary Information Disclosure
PID	Prime Item Development
PID	Procurement Initiation Document
PID	Paradise In Distress (Golden Earring album)
PID	Partial Initial Decision
PID	Process Instrument Diagram
PID	Procurement Identification Description
PID	Program Integration Directorate
PID	Program Implementation Document
PID	Plan Identification Designator
PID	Precursor Ion Discovery (mass spectrometry)
PID	Portable Inspection Device
PID	Programmable Interface Device
PID	Program Implementation Directive
PID	Planned Imaging Data
PID	Pre-flight Inserted Data (US Navy S-3 and P-3 aircraft)
PID	Plant and Instrumentation Drawing
PID	Project Information Database