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Circular wing
A circular wing is a lifting surface with an approximately circular planform rather than a pair of projecting panels, first flown in annular form in 1913.
Circulation control
Circulation control is a pneumatic aerodynamic technology that augments wing lift by blowing a jet of air over a rounded trailing edge, replacing moving surfaces like flaps.
Cirrus Aircraft
Cirrus Aircraft, founded as Cirrus Design by the Klapmeier brothers in 1984, is a Duluth, Minnesota manufacturer of SR Series piston aircraft and the SF50 Vision Jet.
Cirrus Airframe Parachute System
The Cirrus Airframe Parachute System (CAPS) is the whole-airframe ballistic parachute standard on all Cirrus Aircraft models, first FAA-certified with the SR20 in 1998 and credited by 2024 with 220 lives saved.
Cirrus SR20
The Cirrus SR20 is a four-seat, single-engine piston light aircraft built by Cirrus Aircraft of Duluth, Minnesota, and certified in 1998 as the first certified aircraft with a standard whole-airframe parachute.
Cirrus SR22
The Cirrus SR22 is a four-seat, single-engine composite piston aircraft built by Cirrus Aircraft of Duluth, Minnesota, certificated in 2000 as a more powerful variant of the SR20.
Cirrus Vision SF50
The Cirrus Vision SF50, also called the Vision Jet, is a single-engine very light business jet from Cirrus Aircraft, certified by the FAA in 2016.
City of Derry Airport
City of Derry Airport (LDY, EGAE), formerly Eglinton and RAF Eglinton, is a council-owned regional airport 7 miles northeast of Derry, serving northwest Ireland and Donegal with subsidized Heathrow, UK routes and a planned Dublin PSO service.
City of Everett (aircraft)
The City of Everett, registration N7470, is the first Boeing 747 ever built, kept by Boeing for flight testing and displayed at Seattle's Museum of Flight.
Civil Aeronautics Act of 1938
The Civil Aeronautics Act of 1938 was a United States federal law creating the Civil Aeronautics Authority to regulate civil aviation safety and airline economics.
Civil Aeronautics Authority (United States)
The Civil Aeronautics Authority was an independent US federal agency created by the Civil Aeronautics Act of 1938 to regulate civil aviation, split into two agencies in 1940.
Civil Air Patrol
The Civil Air Patrol, also known as the U.S. Air Force Auxiliary, is a volunteer civilian auxiliary of the United States Air Force founded in 1941.
Civil Air Transport (民航空运公司)
Civil Air Transport (民航空运公司), or CAT, was an airline founded in China in 1946 by Claire Chennault and Whiting Willauer, secretly owned by the CIA from 1950.
Civil Aviation Administration of China (中国民用航空局)
The Civil Aviation Administration of China (中国民用航空局, CAAC), headquartered in Beijing under the Ministry of Transport, regulates aviation safety, airworthiness, airports, and air traffic through seven regional administrations.
Civil aviation authority
A civil aviation authority (CAA) is a national regulatory body created by statute that oversees a country's civil aviation, enforcing safety rules, certifying aircraft and operators, and regulating airspace.
Civil Aviation Authority of Bangladesh
The Civil Aviation Authority of Bangladesh (CAAB) is the national civil aviation regulator of Bangladesh, established in 1985 and headquartered at Kurmitola, Dhaka, under the Ministry of Civil Aviation and Tourism.
Civil Aviation Authority of Israel
The Civil Aviation Authority of Israel (Hebrew: רשות התעופה האזרחית, CAAI) is the government agency regulating civil aviation in Israel, established by law in 2005.
Civil Aviation Authority of Malaysia
The Civil Aviation Authority of Malaysia (CAAM) is the statutory body regulating civil aviation in Malaysia, established in 2018 to replace the Department of Civil Aviation.
Civil Aviation Authority of Singapore
The Civil Aviation Authority of Singapore (CAAS) is a statutory board under the Ministry of Transport that regulates civil aviation and provides air navigation services, established in 1984.
Civil Aviation Authority of Thailand
The Civil Aviation Authority of Thailand (CAAT; Thai: สำนักงานการบินพลเรือนแห่งประเทศไทย) is Thailand's civil aviation regulator, a state agency established in 2015 that oversees safety, certification, licensing, and aerodromes.
Civil Aviation Authority of the Philippines
The Civil Aviation Authority of the Philippines, or CAAP, is the independent regulator of Philippine civil aviation, created by Republic Act 9497 in 2008, replacing the Air Transportation Office.
Civil aviation losses in the Yemeni civil war (2014–present)
Civil aviation losses in the Yemeni civil war are commercial aircraft destroyed, damaged, or grounded since 2014; Yemeni airspace has been closed to commercial traffic since March 2015.
Civil aviation regulation in Canada
Civil aviation regulation in Canada rests on the Aeronautics Act and the Canadian Aviation Regulations, administered by Transport Canada's Civil Aviation Directorate, which licenses pilots and carriers.
Civil Aviation Safety Authority
The Civil Aviation Safety Authority (CASA) is Australia's independent statutory authority regulating civil aviation safety, licensing pilots, registering aircraft, and certifying aerodromes since its establishment in 1995.
Civil regulation of powered-lift aircraft
Civil regulation of powered-lift aircraft is the body of FAA rules for classifying, certifying, and operating aircraft that take off vertically but cruise like airplanes.
Civilian Pilot Training Program
The Civilian Pilot Training Program (CPTP) was a United States federal program that paid colleges and flight schools to train pilots, training about 435,000 from 1939 to 1944.
CL-400 Suntan
The CL-400 Suntan was a proposed liquid-hydrogen-fueled Mach 2.5 high-altitude reconnaissance aircraft studied by Lockheed's Skunk Works for the US Air Force from 1956 to 1958.
Claims to the first powered flight
Claims to the first powered flight are competing assertions about who first achieved powered, controlled flight; the Wright brothers' 1903 Kitty Hawk flights are accepted by most historians.
Claire Lee Chennault
Claire Lee Chennault was an American general who led the Flying Tigers in China and commanded the Fourteenth Air Force against Japan in World War II.
Clark Air Base
Clark Air Base, also known as Clark Field, was the largest United States overseas military air base in the Philippines, abandoned after the 1991 Mount Pinatubo eruption.