PCT

PCT, P.C.T. or pct may refer to:

Math, science and technology

• pct, an abbreviation for "%" (percentage)
• PCT theorem, on parity, charge and time inversions
• Pentachlorotoluene, an aromatic chemical compound
• Perceptual control theory, a model of behavior
• Personal Communication Telephone, a mobile telephone service
• Polychlorinated terphenyl, an industrial chemical
• Polycyclohexylenedimethylene terephthalate, a thermoplastic polyester
• Private Communications Technology, an obsolete Internet security protocol
• Programmable communicating thermostat, California, US term
• Projected capacitive touchscreen, a type of touchscreen technology

Medicine

• Patient care technician
• Person-centered therapy
• Porphyria cutanea tarda, the most common subtype of porphyria
• Postcoital test, for infertility
• Post-coital tristesse
• Pragmatic clinical trial
• Primary care trusts, UK NHS bodies 2001–2013
• Procalcitonin, a precursor of the hormone calcitonin
• Progestogen challenge test
• Proximal convoluted tubule, in the kidney
• Proton computed tomography (pCT), or proton CT

Places

• Pacific Crest Trail, US hiking trail from Mexico–US to Canada–US border
• Potomac Consolidated TRACON, FAA facility designation
• Princeton Airport (New Jersey), Montgomery Township, New Jersey, US, IATA code

Politics

• Communist Party of Togo ()
• Congolese Party of Labour ()
• Tunisian Communist Party ()

Other

• P.C.T, hip-hop musicians
• Paleolithic continuity theory, suggesting the Proto-Indo-European language comes from the Upper Paleolithic
• Patent Cooperation Treaty, an international patent treaty
• Pennsylvania College of Technology
• Phi Chi Theta, fraternity
• Presbyterian Church in Taiwan
• Presbyterian Church of Tasmania
• Production car trial, a type of classic trial or off-road motor car rally
• Territorial Control Plan (), Salvadoran anti-gang security policy

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