TEC

TEC or Tec may refer to:

Education

 * Trichy Engineering College, in Konalai, Tamil Nadu, India
 * Costa Rica Institute of Technology
 * Monterrey Institute of Technology and Higher Education, in Monterrey, Mexico
 * Tertiary Education Commission (disambiguation)
 * The East Carolinian, a campus newspaper of East Carolina University

Governmental and public organizations

 * The Episcopal Church (United States)
 * Telecommunication Engineering Center, an Indian government agency
 * Tsunami Evaluation Coalition, a coalition created to evaluate the response to the 2004 Indian Ocean earthquake
 * Transatlantic Economic Council, an agreement between the US and EU
 * Training and enterprise council, a former type of UK training program administrator
 * Topographic Engineering Center, former name of the US Army Geospatial Center
 * Treaty establishing the European Community, a former name for the principal EU Treaty
 * Transitional Executive Council, a government body that helped facilitate South Africa's transition to democracy in 1994

Military

 * TEC-3 or Technician third grade, United States Army rank
 * TEC-4 or Technician fourth grade, United States Army rank
 * TEC-5 or Technician fifth grade, United States Army rank
 * I.G. Brown Air National Guard Training and Education Center, Knoxville, Tennessee

People

 * Nechama Tec, Professor Emerita at the University of Connecticut
 * Roland Tec, American writer and movie director

Science, engineering and medicine

 * TEC (gene), a human gene
 * Thermoelectric cooling, a process to create a heat flux between two different materials
 * Time error correction (TEC)
 * Transient erythroblastopenia of childhood, a medical condition
 * Threshold Exceeds Condition, a value used in computer hard disk evaluation
 * Total electron content, a descriptive quantity of the Earth's ionosphere
 * Triethylcholine, a drug
 * TEC, a Russian abbreviation for thermal power stations in Russia and Soviet Union with combined heat and power plant

Other uses

 * Tech (river) (Tec), Pyrénées-Orientales département, France
 * TEC-9, a semi-automatic pistol
 * Tec (album), a 2023 album by Lil Tecca
 * SV TEC, a Dutch association football club
 * Terik language (ISO 639-3 code: tec), spoken in Kenya
 * Toshiba TEC Corporation, a subsidiary of Toshiba
 * Tower en route control, a collection of air-traffic routes
 * TRACE Expert City, an office complex in Sri Lanka
 * Transport En Commun, a brand name of Belgian transport company Société Régionale Wallonne du Transport
 * Turkish Engine Center
 * Slang term for a detective