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Luftfahrt-Glossar

255

255 Begriffe in 12 Kategorien

Flughafeninfrastruktur (25)

Flugplatzbeleuchtung (AGL: Airfield Lighting)

The system of lights on runways, taxiways, and aprons that guide aircraft during low visibility

Flughafenfeuerwache (ARFF: Airport Fire Station)

Airport Rescue and Firefighting facility providing emergency response for aircraft incidents

Schürze (Apron)

The area of an airport where aircraft are parked, loaded, fueled, and boarded

Gepäckabfertigungssystem (BHS: Baggage Handling System)

The network of conveyors and sorting equipment that moves luggage within an airport

Sprengzaun (Blast Fence)

A barrier designed to redirect jet engine exhaust away from people and structures on the apron

Frachtterminal (Cargo Terminal)

A specialized airport facility for handling freight and mail shipments

Abflughalle (Concourse)

A section of a terminal containing gates for aircraft boarding and deplaning

Kontrollturm (TWR: Control Tower)

The facility at an airport from which air traffic controllers direct aircraft movements

Enteisungspad (De-Icing Pad)

A designated area where aircraft are treated with de-icing fluid before takeoff in cold weather

Verschobene Schwelle (Displaced Threshold)

A threshold not located at the beginning of the full-strength runway surface

Festnetzbetreiber (FBO: Fixed-Base Operator)

A commercial business granted the right to operate at an airport providing aeronautical services

Treibstofffarm (Fuel Farm)

An airport facility that stores and distributes aviation fuel to aircraft

Tor (Gate)

A designated area at an airport where passengers board and deplane aircraft

Flugzeughangar (Hangar)

An enclosed building structure to hold aircraft for maintenance or storage

Haltebucht (Holding Bay)

A designated area near the runway where aircraft wait before receiving takeoff clearance

ILS-Lokalisierungsantenne (LOC: ILS Localizer Antenna)

A ground-based radio transmitter providing horizontal guidance for precision approaches

Jet-Brücke (Jet Bridge)

An enclosed, movable connector between an airport terminal gate and an aircraft door

PAPI (PAPI)

Precision Approach Path Indicator — a visual aid providing glidepath guidance during approach

Landebahn (RWY: Runway)

A defined rectangular surface on an airport prepared for aircraft takeoff and landing

Sicherheitsbereich am Ende der Landebahn (RESA: Runway End Safety Area)

An area beyond the runway end intended to reduce risk of damage to aircraft undershooting or overrunning

Landebahnschwelle (Runway Threshold)

The beginning of the usable portion of a runway for landing

Haltestelle (SWY: Stopway)

An area beyond the takeoff runway designated for decelerating an aircraft during an aborted takeoff

Rollweg (TWY: Taxiway)

A defined path on an airport for aircraft to travel between runways and aprons

Flughafenterminal (Terminal)

A building at an airport where passengers transfer between ground and air transportation

Windsack (Windsock)

A conical textile tube mounted on an airport that indicates wind direction and approximate speed

Flughafencodes und -klassifizierung (18)

Flughafenkategorie (Airport Category)

The classification system used to categorize airports by size, traffic, and facilities

Flughafenhöhe (ELEV: Airport Elevation)

The highest point of an airport's usable landing area measured above mean sea level

Flughafen-Referenzpunkt (ARP: Airport Reference Point)

The designated geographical center of an airport used for identification and coordination

FAA-Standortkennung (FAA LID: FAA Location Identifier)

A 3-4 character identifier used by the FAA for airports and navigation aids in the US

Fokusstadt (Focus City)

An airport where an airline operates significant point-to-point service without full hub operations

Flughafen der Allgemeinen Luftfahrt (GA: General Aviation Airport)

An airport primarily serving non-scheduled and private aircraft operations

Hubschrauberlandeplatz (Heliport)

An area of land or a structure used for helicopter takeoff, landing, and parking

Hub-Flughafen (Hub Airport)

An airport that serves as a transfer point for connecting flights, typically for one or more airlines

IATA-Code (IATA: IATA Code)

A three-letter code assigned by IATA to identify airports worldwide

ICAO-Code (ICAO: ICAO Code)

A four-character alphanumeric code assigned by ICAO for airports and airfields

Internationaler Flughafen (International Airport)

An airport with customs and immigration facilities that handles international flights

Großer Flughafen (Large Airport)

An airport with substantial scheduled airline operations and high passenger volume

Mittlerer Flughafen (Medium Airport)

An airport with moderate levels of commercial and general aviation activity

Hilfsflughafen (Reliever Airport)

An airport designated to reduce congestion at a major commercial airport

Geplanter Service (Scheduled Service)

Regularly operated commercial flights that run on published timetables

Wasserflugzeugbasis (Seaplane Base)

A facility on water for the takeoff, landing, and servicing of seaplanes and amphibious aircraft

Slot-kontrollierter Flughafen (Slot-Controlled Airport)

An airport where takeoff and landing slots are allocated to airlines due to capacity constraints

Kleiner Flughafen (Small Airport)

An airport with limited aviation activity, often serving general aviation

Flugbetrieb (22)

Kraftstoff blockieren (Block Fuel)

The total fuel required for a flight from engine start to engine shutdown

Blockzeit (Block Time)

The total time from gate departure to gate arrival, including taxiing and airborne time

Steigflug (Climb)

The phase of flight where an aircraft gains altitude after takeoff

Seitenwindlandung (Crosswind Landing)

A landing technique used when wind blows perpendicular to the runway direction

Reiseflug (Cruise)

The phase of flight at a relatively constant altitude and speed between climb and descent

Sinkflug (Descent)

The phase of flight where an aircraft reduces altitude as it approaches the destination

Ausweichlandung (Diversion)

A change in route to land at an airport other than the intended destination

ETOPS (ETOPS)

Extended-range Twin-engine Operations — rules governing how far twin-engine aircraft can fly from airports

Fährflug (Ferry Flight)

A non-revenue flight for repositioning an aircraft to another airport

Abfangen (Flare)

A pitch-up maneuver performed just before touchdown to reduce descent rate

Flugplan (FPL: Flight Plan)

A document filed with air traffic control detailing the intended route, altitude, and timing of a flight

Durchstarten (Go-Around)

An aborted landing where the aircraft applies full power and climbs away from the runway

Große Kreisroute (GCR: Great Circle Route)

The shortest path between two points on the Earth's surface, commonly used in long-haul aviation

Warteschleife (Holding Pattern)

A racetrack-shaped flight path used to delay an aircraft's approach to an airport

Landung (Landing)

The final phase of flight where an aircraft descends to the runway surface

Positionierungsflug (Positioning Flight)

A flight to move crew or aircraft to a location needed for operational purposes

Loxodrome (Rhumb Line)

A path crossing all meridians at the same angle, appearing straight on a Mercator projection

Drehung (Vr) (Vr: Rotation (Vr))

The speed at which the pilot pulls back on the controls to lift the aircraft's nose during takeoff

Start (Takeoff)

The phase of flight in which an aircraft accelerates and becomes airborne

Technischer Stopp (Technical Stop)

An intermediate landing for refueling or maintenance rather than passenger purposes

Bearbeitungszeit (Turnaround Time)

The time required to unload, service, and reload an aircraft between arrival and departure

Zeit zum Hochfahren der Räder (Wheels-Up Time)

The moment an aircraft lifts off the runway and becomes fully airborne

Passagiererlebnis (22)

Flughafenlounge (Airport Lounge)

A premium waiting area offering comfortable seating, food, drinks, and amenities

Automatisierte Passkontrolle (APC: Automated Passport Control)

Self-service kiosks that expedite immigration processing for eligible passengers

Gepäckausgabe (Baggage Claim)

The area in an airport where arriving passengers collect their checked luggage

Einsteigen (Boarding)

The process of passengers entering the aircraft before departure

Bordkarte (Boarding Pass)

A document providing authorization to board an aircraft for a specific flight

Handgepäck (Carry-On Baggage)

Luggage small enough to be stowed in the overhead bin or under the seat

Aufgegebenes Gepäck (Checked Baggage)

Luggage surrendered at check-in to be transported in the aircraft's cargo hold

Einchecken (Check-In)

The process of confirming a passenger's presence and obtaining a boarding pass

Zoll (Customs)

Government checkpoints where goods brought into a country are inspected and duties assessed

Beförderung verweigert (Denied Boarding)

When a passenger with a confirmed reservation is not allowed to board due to overbooking

Duty-Free-Shopping (Duty-Free Shopping)

Retail outlets in international departure areas exempt from local taxes and duties

Globaler Eintrag (Global Entry)

A US Customs program for expedited clearance for pre-approved, low-risk travelers

Einwanderung (Immigration)

Border control points where passports and visas are checked for international arrivals

Mindestverbindungszeit (MCT: Minimum Connection Time)

The shortest allowed time between connecting flights at a specific airport

Überverkauf (Überbuchung) (Oversale (Overbooking))

The airline practice of selling more tickets than available seats to account for no-shows

Passagierdatensatz (PNR: Passenger Name Record)

A record in the airline reservation system containing passenger itinerary and contact information

Vorabfreigabe (Pre-Clearance)

US customs and immigration processing completed at a foreign airport before departure

Bevorzugtes Boarding (Priority Boarding)

Early aircraft boarding privilege given to premium class passengers or loyalty program members

Sicherheitsüberprüfung (Security Screening)

The process of checking passengers and baggage for prohibited items before entering secure areas

Übertragen (Transfer)

Changing from one flight to another at a connecting airport

Transit (Luftseite) (Transit (Airside))

Remaining in the secure area of an airport between connecting flights without passing through immigration

Unbegleiteter Minderjähriger (UM: Unaccompanied Minor)

A child traveling without an adult passenger who receives special airline supervision

Fluggesellschaftsbetrieb (20)

Airline-Allianz (Airline Alliance)

A partnership of airlines that cooperate on routes, frequent flyer programs, and lounge access

Verfügbare Sitzplatzkilometer (ASK: Available Seat Kilometer)

The total passenger capacity of an airline measured in seats multiplied by distance flown

Charterfluggesellschaft (Charter Airline)

An airline that operates flights booked by travel agencies or tour operators rather than scheduled services

Codesharing (Codeshare)

An agreement where two or more airlines share the same flight under different flight numbers

Trockenmiete (Dry Lease)

An aircraft lease providing only the aircraft, without crew or operational support

Zubringerfluggesellschaft (Feeder Airline)

A regional airline that transports passengers to and from a larger carrier's hub

Flaggenträger (Flag Carrier)

An airline that is designated to represent and carry the flag of its home country

Bestandsschutz (Grandfather Rights)

The principle allowing airlines to retain airport slots based on historical usage

Hub-and-Spoke-Modell (Hub-and-Spoke Model)

An airline network model routing most flights through a central hub airport

Interline-Vereinbarung (Interline Agreement)

An agreement allowing passengers to use a single ticket for journeys involving multiple airlines

Lastfaktor (LF: Load Factor)

The percentage of available seats on an aircraft that are filled with passengers

Low-Cost-Carrier (LCC: Low-Cost Carrier)

An airline operating with a lower cost structure and offering lower fares than full-service carriers

oneworld

A global airline alliance founded in 1999, members include American Airlines, British Airways, Qantas

Punkt-zu-Punkt-Modell (Point-to-Point Model)

An airline network model where flights connect cities directly without routing through a hub

Einnahmen-Passagier-Kilometer (RPK: Revenue Passenger Kilometer)

A measure of airline traffic calculated as passengers carried multiplied by distance flown

Slot (Flughafenslot) (Slot (Airport Slot))

A scheduled time allocation for an airline to use airport infrastructure for takeoff or landing

Star Alliance

The world's largest airline alliance founded in 1997, members include United, Lufthansa, ANA

Ultra-Low-Cost-Carrier (ULCC: Ultra-Low-Cost Carrier)

An airline with the most stripped-down fares, charging separately for nearly all services

Nasser Mietvertrag (Wet Lease)

An aircraft lease that includes the aircraft, crew, maintenance, and insurance (ACMI)

Ertrag (Yield)

Average revenue per passenger-kilometer, a key airline profitability metric

Flugzeuge und Technik (24)

Hilfsaggregat (APU: Auxiliary Power Unit)

A small engine on the aircraft that provides electrical power and air conditioning on the ground

Avionik (Avionics)

The electronic systems used in aircraft including navigation, communication, and flight management

Zapfluft (Bleed Air)

Compressed air extracted from the jet engine compressor used for cabin pressurization and de-icing

Verbundwerkstoffe (Composite Materials)

Advanced lightweight materials (carbon fiber, fiberglass) used in modern aircraft construction

Leitwerk (Heckteil) (Empennage (Tail Section))

The tail assembly of an aircraft including horizontal stabilizer, vertical fin, and control surfaces

ETOPS-Bewertung (ETOPS Rating)

The certified maximum time a twin-engine aircraft may fly from a suitable diversion airport

Flugmanagementsystem (FMS: Flight Management System)

A computer system that automates navigation, performance optimization, and flight planning

Fly-by-Wire (FBW: Fly-By-Wire)

A system replacing manual flight controls with electronic signals sent to actuators

Rumpf (Fuselage)

The main body structure of an aircraft that holds crew, passengers, and cargo

Fahrwerk (Landing Gear)

The undercarriage system of wheels, struts, and brakes supporting the aircraft on the ground

Machzahl (M: Mach Number)

The ratio of the aircraft's speed to the speed of sound in the surrounding atmosphere

Maximales Startgewicht (MTOW: Maximum Takeoff Weight)

The maximum weight at which the pilot is allowed to attempt takeoff

Schmalrumpfflugzeuge (Narrow-Body Aircraft)

A single-aisle aircraft typically seating 100-240 passengers for short/medium-haul flights

Druckbeaufschlagung (Pressurization)

The process of maintaining a safe atmospheric pressure inside the aircraft cabin at high altitudes

Reichweite (Flugzeuge) (Range (Aircraft))

The maximum distance an aircraft can fly without refueling

Regionaljet (RJ: Regional Jet)

A small jet aircraft typically seating 50-100 passengers for short-haul routes

Service-Obergrenze (Service Ceiling)

The maximum altitude at which an aircraft can sustain a specified rate of climb

Stallgeschwindigkeit (Vs: Stall Speed)

The minimum speed at which an aircraft can maintain level flight

System zur Vermeidung von Verkehrskollisionen (TCAS: Traffic Collision Avoidance System)

An airborne system that detects other transponder-equipped aircraft and provides resolution advisories

Turbofan-Motor (Turbofan Engine)

A jet engine that uses a ducted fan to produce thrust, the most common type on commercial aircraft

Turboprop-Flugzeug (Turboprop)

An aircraft powered by a gas turbine engine driving a propeller, efficient at lower speeds

Turbowellenmotor (Turboshaft Engine)

A gas turbine engine optimized to produce shaft power, primarily used in helicopters

Großraumflugzeuge (Wide-Body Aircraft)

A twin-aisle aircraft typically seating 200-600 passengers for medium/long-haul flights

Flügelspitzenaufsatz (Winglet)

A vertical or angled extension at the tip of an aircraft wing that reduces drag

Flugwetter (18)

Wolkendecke (Ceiling)

The height of the lowest layer of clouds covering more than half the sky

Klarluft-Turbulenz (CAT: Clear Air Turbulence)

Turbulence occurring in cloudless areas, often near jet streams, invisible to radar

Seitenwind (Crosswind)

A wind blowing perpendicular to the direction of travel or runway alignment

Nebel (Fog)

Visibility-reducing water droplets suspended near the surface, a major cause of airport delays

Gegenwind (Headwind)

A wind blowing directly opposite to the direction of aircraft travel, reducing ground speed

Vereisung (Icing)

The accumulation of ice on aircraft surfaces during flight through supercooled water droplets

Jetstream (Jet Stream)

A narrow band of strong winds (100-200 kt) at high altitudes affecting flight times and routing

METAR (METAR)

Aviation Routine Weather Report — a standardized format for reporting current weather conditions

Pilotenbericht (PIREP: Pilot Report)

An in-flight weather report provided by a pilot describing actual conditions encountered

QNH (QNH)

The atmospheric pressure adjusted to mean sea level, used for altimeter setting

SIGMET (SIGMET)

Significant Meteorological Information — a warning of severe weather hazardous to all aircraft

Rückenwind (Tailwind)

A wind blowing in the same direction as the aircraft's travel, increasing ground speed

Flugplatzwettervorhersage (TAF) (TAF: Terminal Aerodrome Forecast)

A weather forecast for the area around an airport, typically covering a 24-30 hour period

Gewitter (Cumulonimbus) (CB: Thunderstorm (Cumulonimbus))

A convective weather system producing lightning, turbulence, hail, and heavy precipitation

Turbulenzen (Turbulence)

Irregular atmospheric motion causing sudden changes in an aircraft's altitude or attitude

Sichtbarkeit (VIS: Visibility)

The greatest distance at which prominent objects can be identified with the unaided eye

Vulkanische Aschewolke (Volcanic Ash Cloud)

Fine rock particles from volcanic eruptions that can damage jet engines and aircraft systems

Windscherung (Wind Shear)

A sudden change in wind speed or direction over a short distance, hazardous during takeoff and landing

Sicherheit und Vorschriften (22)

Lufttüchtigkeitszeugnis (Airworthiness Certificate)

An official document certifying that an aircraft meets safety standards and is fit to fly

Vogelschlag (Bird Strike)

A collision between an airborne animal and an aircraft, posing risk to engines and windscreens

Black Box (Flugschreiber) (FDR/CVR: Black Box (Flight Recorder))

The flight data recorder and cockpit voice recorder that capture flight parameters and audio

Kontrollierter Flug ins Gelände (CFIT: Controlled Flight Into Terrain)

An accident where an airworthy aircraft is flown into terrain, water, or an obstacle

Crew-Ressourcenmanagement (CRM: Crew Resource Management)

Training methodology that improves teamwork, communication, and decision-making among flight crew

Notevakuierung (Emergency Evacuation)

The rapid deployment of passengers from an aircraft via emergency exits and slides

Notausgang (Emergency Exit)

A specially designed door or window on an aircraft that can be opened quickly for evacuation

Verbessertes GPWS (EGPWS: Enhanced GPWS)

An advanced terrain awareness system combining GPS data with a terrain database

Agentur der Europäischen Union für Flugsicherheit (EASA: European Union Aviation Safety Agency)

The EU agency responsible for civil aviation safety regulation

US-Luftfahrtbehörde (FAA) (FAA: Federal Aviation Administration)

The US government agency responsible for regulating civil aviation

Feuerunterdrückungssystem (Fire Suppression System)

Aircraft systems designed to detect and extinguish fires in engines, cargo holds, and lavatories

Bodennähe-Warnsystem (GPWS: Ground Proximity Warning System)

An aircraft system that alerts pilots when the aircraft is in dangerous proximity to terrain

Internationaler Luftverkehrsverband (IATA: International Air Transport Association)

The trade association representing airlines worldwide, managing codes and standards

Internationale Zivilluftfahrtorganisation (ICAO: International Civil Aviation Organization)

The UN specialized agency managing international civil aviation standards and regulations

Schwimmweste (Life Vest)

A personal flotation device stored under each aircraft seat for use in water emergencies

MAYDAY

The international distress signal indicating grave and imminent danger requiring immediate assistance

Hinweis für Luftmissionen (NOTAM: Notice to Air Missions)

A notice filed with aviation authorities to alert pilots of hazards or changes along a flight route

PAN-PAN

The international urgency signal indicating a condition requiring assistance but not immediate danger

Landebahneinfall (Runway Incursion)

Any occurrence involving unauthorized presence of an aircraft, vehicle, or person on a runway

Sicherheitsmanagementsystem (SMS: Safety Management System)

A systematic approach to managing aviation safety including organizational structures and policies

Transportsicherheitsbehörde (TSA: Transportation Security Administration)

The US agency responsible for security of transportation systems, particularly airports

Wirbelschleppe (Wake Turbulence)

Air disturbance caused by an aircraft's wingtip vortices, hazardous to following aircraft

Flugsicherung (20)

Flugsicherung (ATC: Air Traffic Control)

The ground-based service that directs aircraft on the ground and in the air to maintain safe separation

Anflugkontrolle (APP: Approach Control)

The ATC facility responsible for aircraft in the terminal area around an airport

Bereichskontrollzentrum (ACC: Area Control Center)

The ATC facility responsible for aircraft in en-route airspace between terminal areas

Automatische abhängige Überwachungssendung (ADS-B: Automatic Dependent Surveillance-Broadcast)

A surveillance technology where aircraft broadcast GPS position and other data

Automatischer Terminalinformationsdienst (ATIS: Automatic Terminal Information Service)

A continuous broadcast of recorded airport information including weather, runways, and NOTAMs

ATC-Freigabe (Clearance)

An authorization from ATC for an aircraft to proceed under specified conditions

Controller-Pilot-Datenverbindung (CPDLC: Controller-Pilot Data Link)

A text-based communication system between pilots and ATC supplementing voice radio

Flugfortschrittsstreifen (Flight Progress Strip)

A paper or electronic record displaying essential information about an individual flight

Flusskontrolle (Flow Control)

ATC measures to regulate the rate of aircraft entering a sector or airport to prevent overload

Bodenkontrolle (GND: Ground Control)

The ATC position responsible for aircraft and vehicles on airport taxiways and ramps

Bodenstopp (Ground Stop)

A traffic management procedure halting departures to a specific airport

Übergabe (Handoff)

The transfer of radar identification and communication between ATC sectors or facilities

Verkehrsdosierung (Metering)

The controlled timing of aircraft to manage arrival flow at busy airports

Radarsystem (Radar)

Radio detection and ranging technology used to track aircraft positions and weather

Funkkommunikation (Radio Communication)

Voice communication between pilots and ATC using VHF or HF radio frequencies

SELCAL (SELCAL)

Selective Calling — a system that alerts a specific aircraft that a ground station wants to communicate

Trennung (Separation)

The minimum required spacing between aircraft to prevent collision

Verkehrsreihenfolge (Sequencing)

The process of arranging arriving aircraft in an orderly line for approach and landing

Turmkontrolle (TWR: Tower Control)

The ATC position responsible for aircraft on or near the runway and in the immediate airport area

Radarvektorierung (Vectoring)

ATC directing an aircraft to fly specific headings for traffic sequencing or separation

Reiseplanung (22)

Prämienflug (Award Flight)

A flight booked using frequent flyer miles or points rather than money

Kabinenklasse (Cabin Class)

The service tier on an aircraft: Economy, Premium Economy, Business, or First Class

Anschlussflug (Connecting Flight)

A flight that requires changing aircraft at an intermediate airport

Positionierungsflug (Deadhead) (Dead-Head)

An airline crew member traveling as a passenger to reach their next working assignment

Direktflug (Direct Flight)

A flight that does not require a change of aircraft, but may include intermediate stops

Elektronisches Visum (e-Visa: Electronic Visa)

A visa obtained through an online application before travel

Eye-in-the-Sky-Flug (Eye-in-the-Sky Flight)

A westbound daytime long-haul flight that appears to chase the sun

Tarifklasse (Buchungscode) (Fare Class (Booking Code))

A letter code identifying the fare type and conditions of a ticket

Vielfliegerprogramm (FFP: Frequent Flyer Program)

An airline loyalty program rewarding regular travelers with miles, points, and elite benefits

Jetlag (Jet Lag)

Fatigue and disorientation from rapid travel across multiple time zones

Zwischenstopp (Layover)

A short wait between connecting flights, typically under 24 hours

Reiseroute durch mehrere Städte (Multi-City Itinerary)

A travel itinerary visiting multiple destinations before returning home

Nonstop-Flug (Nonstop Flight)

A flight from origin to destination without any intermediate stops

One-Way-Ticket (One-Way Ticket)

A ticket for travel in one direction only, without a return flight

Öffne den Kiefer (Open Jaw)

An itinerary where the departure city differs from the arrival city on the return trip

Rote-Augen-Flug (Red-Eye Flight)

An overnight flight departing late at night and arriving early the next morning

Einnahmenflucht (Revenue Flight)

A flight booked with cash payment as opposed to an award (miles-based) booking

Hin- und Rückfahrt (Round Trip)

A journey from an origin to a destination and back to the origin

Zwischenstopp (Stopover)

A planned break in a journey lasting 24 hours or more at an intermediate point

Transitvisum (Transit Visa)

A visa required for passing through a country's airport while connecting to another destination

Reiseversicherung (Travel Insurance)

Insurance coverage for unexpected events during travel including cancellation and medical emergencies

Visum bei Ankunft (VOA: Visa on Arrival)

A visa obtained at the destination airport's immigration counter rather than in advance

Luftfahrtgeografie (20)

Kurs (Bearing)

The horizontal direction from one point to another, measured in degrees from true north

Kontinentaler Luftraum (Continental Airspace)

Airspace over a continent's landmass, typically better served by radar and communications

Koordinierte Weltzeit (UTC: Coordinated Universal Time)

The primary time standard for regulating clocks and aviation worldwide (also called Zulu time)

Flugkorridor (Flight Corridor)

A designated airspace pathway commonly used for routing flights between regions

Große Kreisdistanz (GCD: Great Circle Distance)

The shortest distance between two points on Earth, following the curvature of the globe

Hemisphäre (Hemisphere)

One half of the Earth divided by the equator (N/S) or Prime Meridian (E/W)

Internationale Datumsgrenze (IDL: International Date Line)

An imaginary line roughly along the 180° meridian where the calendar date changes

Känguru-Route (Kangaroo Route)

The air route between Australia and the United Kingdom, historically via multiple stops in Asia

Knoten (kt: Knot)

A unit of speed equal to one nautical mile per hour, used in aviation and maritime

Breitengrad (Latitude)

The angular distance north or south of the equator, measured in degrees

Längengrad (Longitude)

The angular distance east or west of the Prime Meridian, measured in degrees

Magnetische Variation (Magnetic Variation)

The angular difference between true north and magnetic north at a given location

Nautische Meile (NM: Nautical Mile)

A unit of distance equal to one minute of latitude, approximately 1.852 km

Ozeanischer Luftraum (Oceanic Airspace)

Airspace over oceans where radar coverage is limited, requiring procedural separation

Polarroute (Polar Route)

An air route passing near the North or South Pole, shortening distances between certain cities

Gesetzliche Meile (SM: Statute Mile)

A unit of distance equal to 5,280 feet or approximately 1.609 km

Zeitzone (Time Zone)

A geographic region observing a uniform standard time, typically offset from UTC

Transatlantische Route (Transatlantic Route)

An air route crossing the Atlantic Ocean, connecting Europe/Africa with the Americas

Transpazifische Route (Transpacific Route)

An air route crossing the Pacific Ocean, connecting Asia/Oceania with the Americas

Wendekreis des Krebses (Tropic of Cancer)

The northernmost latitude (23.5°N) where the sun can be directly overhead