Aviation

Aviation

Dealing with vehicles or machines used in flight or propulsion through the air.

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Aviation > Aircraft

uncontrolled airspace

Aviation; Aircraft

Class G airspace that has not been

equivalent airspeed

Aviation; Aircraft

Airspeed equivalent to CAS in standard atmosphere at sea level. As the airspeed and pressure altitude increase, the CAS becomes higher than it should be, and a correction for ...

radar summary chart

Aviation; Aircraft

A weather product derived from the national radar network that graphically displays a summary of radar weather reports.

clearance void time

Aviation; Aircraft

Used by ATC, the time at which the departure clearance is automatically canceled if takeoff has not been made. The pilot must obtain a new clearance or cancel the IFR flight plan ...

minimum descent altitude (MDA)

Aviation; Aircraft

The lowest altitude (in feet MSL) to which descent is authorized on final approach, or during circle-to-land maneuvering in execution of a nonprecision approach.