A passenger who is changing from one aircraft to another at an airport is called a transit passenger. An airport terminal is a main building at an airport where passengers arrive and depart. Disembark is a word which means 'to get off an aircraft'. Arrivals is the section of an airport where passengers arrive. Would the last remaining passengers for flight BA631 to Basel please proceed immediately to Gate 14. All air passengers have to go through a security check before they are allowed onto the aircraft. This is to ensure the safety of the aircraft and the other passengers. A scheduled flight is a regular flight which is in the airline's timetable, and a charter flight is one which has been specially arranged for a particular group or purpose. Bagtrack is the name of the international computer system which is used to find lost baggage. Flights within one country are called domestic flights. Airlines have specially set times for taking off from an airport. These are called time slots. Each time an aircraft arrives at an airport, it has to pay a landing fee. Checked baggage is passenger's baggage which is put into the aircraft's hold after he checks in. AF flight 100 for Paris is now ready for boarding. Would all passengers please proceed to ... The track, or 'road' on which an aircraft takes off and lands is called the runway. Passengers flying to another country are usually entitled to buy cheap alcohol, cigarettes, etc., from the duty free shop. The area where an aircraft waits for passengers, is loaded, fuelled, etc., is called the apron. Before an aircraft takes off, it needs permission from air traffic control. Clearance is a word that means 'permission to take off'. To get from the gate onto an aircraft, passengers often use a jetway, which connects the aircraft to the terminal building. IAPA is the International Airline Passengers' Association. FAA is the Federal Aviation Administration. Baggage which is heavier than the weight allowed as free baggage for a certain category of ticket is called excess baggage. The moving platform where baggage is placed for passengers to collect when their aircraft has landed is called a carousel. The area of a terminal building after the security check and other formalities is known as the airside of the terminal. IATA is the International Air Transport Association. The area where an aircraft waits to get permission to take off is called a holding bay. When passengers land at an airport, they go to the baggage claim area to collect their suitcases, etc. Airport codes are letters which are given to identify particular airports, for example, LHR for London Heathrow and JFK for New York John F. Kennedy.