Glossary
Aircraft & Engineering
ETOPS Rating
Definition
The certified maximum time a twin-engine aircraft may fly from a suitable diversion airport
Related Terms
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
Range (Aircraft)
The maximum distance an aircraft can fly without refueling
Wide-Body Aircraft
A twin-aisle aircraft typically seating 200-600 passengers for medium/long-haul flights
More in Aircraft & Engineering
Auxiliary Power Unit (APU)
Avionics
Bleed Air
Composite Materials
Empennage (Tail Section)
Flight Management System (FMS)
Fly-By-Wire (FBW)
Fuselage
Landing Gear
Mach Number (M)
Maximum Takeoff Weight (MTOW)
Narrow-Body Aircraft
Pressurization
Range (Aircraft)
Regional Jet (RJ)
Service Ceiling
Stall Speed (Vs)
Traffic Collision Avoidance System (TCAS)
Turbofan Engine
Turboprop
Turboshaft Engine
Wide-Body Aircraft
Winglet