Look up PID or pid in Wiktionary, the free dictionary.

PID or Pid may refer to:

• Pelvic inflammatory disease or pelvic inflammatory disorder, an infection of the upper part of the female reproductive system
• Primary immune deficiency, disorders in which part of the body's immune system is missing or does not function properly
• Prolapsed intervertebral disc, commonly called a herniated disc

• BBC Programme Identifier, a unique identifier for a BBC television or radio programme brand, a season or series, or an individual episode
• OBD-II PIDs (on-board diagnostics parameter IDs), requests for data through an OBD connector in automotive repair
• Packet Identifier, a field in a MPEG transport stream packet
• Partial information decomposition, an extension of information theory
• Passive infrared detector, a passive infrared sensor
• Payload Interface Document (used on space engineering program for example)
• Persistent identifier, a long-lasting reference to a document, file, web page, or other object
• Phosphotyrosine-interacting domain, also known as phosphotyrosine-binding domain, a protein domain which bind to phosphotyrosine
• Photoionization detector, measures volatile organic compounds and other gases
• Physical Interface Device, a class of a USB device
• PID controller (proportional-integral-derivative controller), a control concept used in automation
• Piping and instrumentation diagram (P&ID), a diagram in the process industry which shows the piping of the process flow etc.
• Principal ideal domain, an algebraic structure
• Process identifier, a number used by many operating systems to identify a process

• Police Intelligence Department, a staff department of the Singapore Police Force
• Political Intelligence Department (disambiguation), multiple organisations
• Politieke Inlichtingen Dienst (Political Intelligence Department), was the main security agency for the Dutch East Indies
• Prague Integrated Transport (Pražská integrovaná doprava – PID in Czech), an integrated public transport system in Prague
• Press Information Department, government department of Bangladesh

• Pathways into Darkness, a 1993 video game by Bungie
• "Paul is dead", a 1960s urban legend that Paul McCartney was dead
• Pid (video game), a 2012 video game by Might and Delight
• Project Initiation Documentation, in project management
• Party identification, the political party with which an individual identifies
• Everett Pid Purdy (1904–1951), American athlete who played in both Major League Baseball and the National Football League
• P.I.D., Christian hip-hop group

• PIDS (disambiguation)

This disambiguation page lists articles associated with the title PID.
If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article.