Codesharing A marketing practice in which two airlines share the same two-letter code used to identify carriers in the computer reservation systems used by travel agents. Combi A type of aircraft whose main deck is divided into two sections, one of which is fitted with seats and one which is used for cargo. Compressor A fan-like disk, or several disks, at the front end of a jet engine that draws air into the engine and compresses the air. The compressed air is then passed into a combustion chamber where it is mixed with fuel and burned, producing thermodynamic energy. A system for reserving seats on commercial flights electronically.
Several airlines own and market such systems, which are used by travel agents.
The term commonly used in referring to the Airlines Deregulation Act of 1978, which ended government regulation of airline routes and rates. Direct Flight A flight with one or more intermediate stops, but no change of aircraft. Dispatcher An airline employee who is responsible for authorizing the departure of an aircraft. The dispatcher must ensure, among other things, that the aircraft's crew have all the proper information necessary for their flight and that the aircraft is in proper mechanical condition. Elevator A control surface, usually on the trailing edge of the horizontal stabilizer, which is used to control the pitch attitude of an aircraft.