Revenue Passenger Kilometres: Total passengers X distance (in km).It is the total number of kilometres travelled by all paying passengers.It is typically the unit being used for passenger traffic fore [..]

Vertical Speed Indicator. A panel instrument that gauges rate of climb or descent in feet

Best Angle of Climb Speed, one engine out

Aircraft

Annual Average Growth Rate: The average growth each year over a certain period of time.

The measureable height of an aircraft above the actual terrain.

The maximum altitude above sea level at which an aircraft can maintain level flight under Standard Air conditions.

Leasing operation: One airline (lessor) provides an Aircraft, Crew, Maintenance, and Insurance, (ACMI) to another airline (lessee).

Above Ground Level, as a measurement of altitude above a specific land mass, and differentiated from MSL.

The movable areas of a wingform that control or affect the roll of an aircraft by working opposite one another—up-aileron on the right wing and down-aileron on the left wing. French: aileron small win [..]