GlossaryGlossary of terms related to air travel, aviation, and the airline industry. aerophobiaThe irrational fear of being on an airplane airbusGlobal giant in commercial aerospace production airline allianceCollaboration between airlines for better services airline codeTwo-letter airline identification code airport codeThree- or four-letter identification code to identify airports globally airport terminalBuilding housing flight-related services airworthinessSafe, compliant aircraft operation baggage claimArea for collecting checked baggage after a flight basic economy classLow-cost, restricted airfare option with fewer amenities boarding passDocument that allows you to board a plane boeingLeading American aerospace and defense firm charter flightPrivate group flight arranged for specific use checked baggageLuggage stored in cargo hold codeshareAirline partnership for shared flights connection timeTime to transfer between connecting flights duty-freeTax-free shopping for international travelers e-ticketDigital version of an airline ticket excess baggageAdditional charges for overweight luggage exit row seatExtra legroom seat next to emergency exits first class first legStarting phase of a journey. flight creditFlight credit - a voucher for a future flight. flight numberSpecific airline route and schedule identifier full-service carrierAirline providing extensive amenities and services hub airportAirport that acts as a central transit point for passengers narrow-body aircraftSingle-aisle, short to medium-haul airplane premium economyEnhanced comfort tier between economy and business transit visaBrief Stopover Permit wide body aircraftExtra-large airplane with wide fuselage.