A B C D E F G H I M N O P R S T U V
He Ho
Means the direction in which the longitudinal axis of an aircraft is pointed, usually expressed in […]
The heading indicator (also called an HI) is a flight instrument used in an aircraft to […]
Means the vertical distance of a level, a point or an object considered as a point, […]
A speech abbreviation used in radiotelephony phraseology having the same meaning as Taxiway Holding Position or […]