PTC

PTC may refer to:

Education

 * Pacific Theological College, in Suva, Fiji
 * Parent-teacher conference
 * Pilot Training College, a former organisation in Ireland and the US
 * Pittsburgh Technical College, a 2-year college in Pittsburgh, PA, US
 * Police Training Centre, Bangladesh
 * Portage Trail Conference, an association of public schools in Ohio, US
 * Presbyterian Theological College, Victoria, Australia
 * RAF Personnel and Training Command, 1994–2007

Medicine

 * Papillary thyroid cancer, the most common type of thyroid cancer
 * Percutaneous transhepatic cholangiography, an X-ray technique for the biliary tract
 * Pseudotumor cerebri or idiopathic intracranial hypertension, a brain disorder

Organizations

 * Pacific Telecommunications Council, a telecommunications industry trade association for the Pacific Rim
 * Pakistan Telecommunication Company Ltd, KSE code
 * Pakistan Tobacco Company
 * Partido Trabalhista Cristão (Christian Labour Party), a political party in Brazil
 * Partit del Treball de Catalunya (Party of Labour of Catalonia), a communist party in Catalonia, Spain
 * Polska Telefonia Cyfrowa, formal name of T-Mobile Polska
 * PTC India, an Indian energy trading company
 * PTC Punjabi, a television network in India
 * PTC Punjabi (Canada)
 * PTC Punjabi Film Awards
 * Public Services, Tax and Commerce Union, UK, 1996–1998
 * Public Transport Commission, in New South Wales, Australia
 * Public Transport Corporation, in Victoria, Australia
 * Public Transport Council, in Singapore
 * Radio Television of Serbia (Радио-телевизија Србије), a public broadcaster in Serbia

United States

 * Parents Television Council, a U.S.-based advocacy group
 * Pennsylvania Turnpike Commission
 * Philadelphia Toboggan Coasters, roller coaster manufacturer, formerly Philadelphia Toboggan Company
 * Philadelphia Transportation Company, 1940–1968
 * Pioneer Theatre Company, Utah
 * a type of patrol boat, for example Patrol torpedo boat PT-41
 * PTC (software company), formerly Parametric Technology Corp., Massachusetts, a software company
 * PTC Therapeutics, a pharmaceutical company

Places

 * Pakuwon Trade Center, a shopping center in Indonesia
 * Pitcairn Islands (by ITU country code)
 * Punggol MRT/LRT station, Singapore (by LRT code)

Science and technology

 * Passive thermal control, a slow roll of a spacecraft on its horizontal axis to stabilize the thermal response to solar heating
 * Patched, a protein receptor
 * Peptidyl transferase centre, associated with protoribosomes and the possible origin of ribosomes and abiogenesis
 * Phase-transfer catalyst, that facilitates interphase migration
 * Phenylthiocarbamide, an organosulfur thiourea
 * Poly(trimethylene carbonate), a derivative of trimethylene carbonate
 * Positive temperature coefficient, of materials which increase resistance with temperature
 * Polymeric positive temperature coefficient (PPTC) device or resettable fuse
 * PTC heating element, a type of self-regulating heater
 * PTC thermistor, a type of resistor


 * Positive train control, a type of train protection system
 * Potential tropical cyclone, a term used since 2017 in NHC advisory products to describe a disturbance that is not yet a tropical cyclone

Other uses

 * Paid to click, payment for viewing advertisements
 * Pass-Through Certificates, evidence of ownership of multiple Equipment Trust Certificates
 * Piece to camera, spoken directly to a film or TV camera
 * Players Tour Championship, in snooker
 * Premium Tax Credit, Affordable Care Act provision
 * Production tax credit, US, for renewable energy production