PL

PL, P.L., Pl, or Pl. may refer to::

In politics, law and philosophy:

• Pl., an abbreviation for Plural
• Partido Laborista
• Patrologia Latina
• Philippine Legislature, a legislature that existed in the Philippines from 1907 to 1935
• PL Kyodan, a religious movement founded in Japan in the early 20th Century
• Poland, ISO 3166-1 country code
• Polish language, ISO 639-1 code
• Progressive Labor Party, a United States communist party
• Propositional logic, a system of evaluating truth-based propositions in terms of binary logic
• Public library
• Private Limited, a term that is used in India for a company that is privately held.
• Public law
• Public liability
• PL, the postal district for Plymouth, West Devon, and Cornwall east of Bodmin and south of Bude
• An abbreviation for Proprietary limited company in Australia

In science, aviation and military:

• PL tone
• Patriotic League (Bosnian: Patriotska Liga), a first military organisation of Republic of Bosnia and Herzegovina
• Photoluminescence
• Piecewise linear
• Pierre Levasseur, a French aircraft designer
• Platoon Leader in the United States Army
• Plastic limit in geotechnical engineering
• Path Loss in telecommunication engineering
• Pulchellidin (Pl), an anthocyanidin
• Airstars Airways, IATA airline designators (PL)
• AeroPeru, IATA airline designators (PL)
• Ice pellets, METAR Code PL
• Digital Private Line
• Two variants of litre, picolitre (pL) and petaliter (PL)

In computing and internet:

• .pl, country code top-level domain for Poland
• .pl, common filename suffix for Perl scripts
• .pl, common filename suffix for Prolog programs
• .pl, common filename suffix for TeX font property lists
• PL/C
• PL/I
• PL/SQL
• Packet loss
• Procedural programming
• Programming language
• Presentation Layer
• Patch Level

In sports:

• Pioneer Baseball League, a Rookie league in Minor League Baseball
• Pioneer Football League, NCAA FCS conference
• Premier League, the top English football league
• Pacific League, one of the two leagues in Japan's Nippon Professional Baseball

In supply chain:

• 1PL, First-party logistics provider
• 2PL, Second-party logistics provider
• 3PL, Third-party logistics provider
• 4PL, Fourth-party logistics provider

In Broadcasting

• Private Line (intercom)

In Commercial

• (Private Label)

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