TCP may refer to:
Science and technology Transformer coupled plasma Tool Center Point, see Robot end effector Topologically close pack (TCP) phases, also known as Frank-Kasper phases
Computing Transmission Control Protocol, a fundamental Internet standard Telephony control protocol, a Bluetooth communication standard FAST TCP, a TCP congestion avoidance algorithm TCP/IP, the Internet protocol suite
Medicine TCP (antiseptic) Tenocyclidine, an anesthetic drug Toxin-coregulated pilus, a protein that allows Vibrio cholerae to adhere to enterocytes Transcutaneous pacing
Chemistry 1,2,3-Trichloropropane, an industrial solvent Thermal conversion process, a depolymerization process for producing crude oil from waste Tocopherols, a class of methylated phenols Tricalcium phosphate, an anticaking agent Trichlorophenol, any organochloride of phenol that contains three covalently bonded chlorine atoms Tricresyl phosphate, an organophosphate compound
Organizations Taiwan Communist Party, a political party in Taiwan Text Creation Partnership, an archival digitization effort at the University of Michigan, US The Children's Place, a US retailer The Clergy Project, US nonprofit helping clergy leave the ministry Top Cow Productions, a US comics publisher Trading Corporation of Pakistan, a Pakistani government organization Terceiro Comando Puro, a Brazilian criminal organization T.C. Pharmaceutical Industries Co. Ltd., manufacturer of Krating Daeng
Other uses Taba International Airport (IATA code), Egypt Three card poker, a card game Two-candidate-preferred vote, in the Australian electoral system Tax Compliance and Planning in the Uniform Certified Public Accountant Examination (United States)