5 Terms
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Airplanes & equipment
Industry: Aviation
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Airplanes & equipment
turboprop
Aviation; Airplanes & equipment
An aircraft having a jet engine in which the energy of the jet operates a turbine that drives the propeller.
twilight zone
Aviation; Airplanes & equipment
Long before Rod Serling's tv series was this consumer-lever definition for a glitch in the ADCOCK RANGE, officially called a Bi-Signal Zone. It was a portion of the overlapping area of a beam where ...
ultralight
Aviation; Airplanes & equipment
An aeronautical vehicle, operated for sport or recreational purposes, that does not require FAA registration, an airworthiness certificate, or pilot certification. Primarily single-occupant vehicles, ...
uncontrolled airspace
Aviation; Airplanes & equipment
Class G Airspace; airspace not designated as Class A, B, C, D or E.
undercarriage
Aviation; Airplanes & equipment
The landing gear of a land-based aircraft, including struts, frames, and wheels. A very British word that has limited use in the USA.
undershoot
Aviation; Airplanes & equipment
To land short of a runwway or planned landing spot. Opposite is OVERSHOOT.
unicom
Aviation; Airplanes & equipment
Universal Communication. A common radio frequency (usually 121.0 mHz) used at uncontrolled (non-tower) airports for local pilot communication.
