Aeronautical Terms beginning with J
Jamming
Electronic or mechanical interference which may disrupt the display of aircraft on radar or the transmission/reception of radio communications/navigation.
Jet Blast
Jet engine exhaust (thrust stream turbulence).
Jet Powered Airplane
An aircraft powered by a turbojet or turbofan engine.
Jet route
A route designated to serve flight operations from 18,000 feet MSL up to and including FL 450.
Jet Route
A route designed to serve aircraft operations from 18,000 feet MSL up to and including flight level 450. The routes are referred to as “J” routes with numbering to identify the designated route; e.g., J105.
Jet stream
A high-velocity narrow stream of winds, usually found near the upper limit of the troposphere, which flows generally from west to east.
Jet stream
A quasi-horizontal stream of winds 50 knots or more concentrated within a narrow band embedded in the westerlies in the high troposphere.
Jet stream
A high-velocity narrow stream of winds, usually found near the upper limit of the troposphere, which flows generally from west to east.
Judgment
The mental process of recognizing and analyzing all pertinent information in a particular situation, a rational evaluation of alternative actions in response to it, and a timely decision on which action to take.
Judgment
The mental process of recognizing and analyzing all pertinent information in a particular situation, a rational evaluation of alternative actions in response to it, and a timely decision on which action to take.
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