Politics

• Partido Revolucionario de los Trabajadores
  Workers' Revolutionary Party
  There are several groups named the Workers' Revolutionary Party:*Workers' Revolutionary Party *Workers Revolutionary Party *Workers Revolutionary Party *Workers' Revolutionary Party *Workers Revolutionary Party...
  
  , name of political parties in Argentina, Nicaragua and Peru
• Partido Revolucionário dos Trabalhadores, a political party in Portugal
• Partido Revolucionario de los y las Trabajadores, a political party in Mexico

Other

• Personal rapid transit
  Personal rapid transit
  Personal rapid transit , also called podcar, is a public transportation mode featuring small automated vehicles operating on a network of specially built guide ways...
  
  , a type of transit system
• Physical Readiness Test
  Physical Readiness Test
  -Regular Testing:A Physical Readiness Test, also known as a Physical Fitness Assessment, or PFA, is conducted by the United States Navy to determine the physical fitness of their sailors....
  
  
• Pivotal response therapy, a type of therapy for Autism
• Platinum resistance thermometer
• Polish Radio and Television
  Polish Radio and Television
  Committee of Radio and Television "Polish Radio and Television" Committee of Radio and Television "Polish Radio and Television" Committee of Radio and Television "Polish Radio and Television" ((also called as a Radiocomittee - Radiokomitet) was a institution, which manages all stations of Polish...
  
  
• Poor Righteous Teachers
  Poor Righteous Teachers
  Poor Righteous Teachers is a hip hop group from Trenton, New Jersey, founded in 1989. Often referred to as PRT by its fans, Poor Righteous Teachers are known as pro-Black conscious hip hop artists, with musical content inspired by the teachings of the Nation of Gods and Earths. Wise Intelligent, as...
  
  , a hip hop group
• Portugal
  Portugal
  Portugal , officially the Portuguese Republic is a country situated in southwestern Europe on the Iberian Peninsula. Portugal is the westernmost country of Europe, and is bordered by the Atlantic Ocean to the West and South and by Spain to the North and East. The Atlantic archipelagos of the...
  
  , the three letter ISO 3166-1 code for Portugal
• Power Rangers: Turbo
  Power Rangers: Turbo
  Power Rangers Turbo is the third installment in the long-running Power Rangers franchise of television shows. The show was prefaced with the second movie in the franchise, Turbo: A Power Rangers Movie...
  
  , a television show
• Power Recovery Turbine
  Combined cycle
  In electric power generation a combined cycle is an assembly of heat engines that work in tandem off the same source of heat, converting it into mechanical energy, which in turn usually drives electrical generators...
  
  , an exhaust turbine attached to the crankshaft of a piston engine, designed to improve its thermal efficiency
• Prerequisite Tree, a thinking process in the Theory of Constraints
• Preterite
  Preterite
  The preterite is the grammatical tense expressing actions that took place or were completed in the past...
  
  , grammatical term
• Primary Response Team, a fictional combat unit
• Provincial Reconstruction Team
  Provincial reconstruction team
  A Provincial Reconstruction Team is a unit introduced by the United States government, consisting of military officers, diplomats, and reconstruction subject matter experts, working to support reconstruction efforts in unstable states. PRTs were first established in Afghanistan in late 2001 or...
  
  , civil-military reconstruction units of the United States military
• PRT Records, a record label
• Puerto Rico Telephone
  Puerto Rico Telephone Company
  Claro is the largest Puerto Rican telecommunications services company. It is headquartered in Guaynabo, Puerto Rico, and has operated for almost a century offering voice, data, long distance, broadband, directory publishing and wireless services for the island residents and businesses. It was...
  
  , the main telephone company of the Island of Puerto Rico
• Precomputed Radiance Transfer
  Precomputed Radiance Transfer
  Precomputed Radiance Transfer is a computer graphics technique used to render a scene in real time with complex light interactions being precomputed to save time...
  
  , a technique for computer graphics
• Pacific Recognition Time- A time used in Pacific Swimming "PRTs are a motivation time standard set by Pacific."