Definition of Airspeed

Babylon English
airspeed
n. speed of an aircraft relative to the air through which it moves

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Airspeed definition was found in categories: Business & Finance(1)  Government(1)  Language, Idioms & Slang(1)  Science & Technology(1)  Encyclopedia(1)  

Airspeed Definition from Business & Finance Dictionaries & Glossaries

BTS Transportation Expressions
Airspeed
The speed of an aircraft relative to its surrounding air mass. The unqualified term "airspeed", means one of the following. 1) Indicated Airspeed. The speed shown on the aircraft airspeed indicator. This is the speed used in pilot/controller communications under the general term "airspeed." 2) True Airspeed. The airspeed of an aircraft relative to undisturbed air. Used primarily in flight planning and en route portion of flight. When used in pilot/controller communications, it is referred to as "true airspeed" and not shortened to "airspeed." (FAA4)


Airspeed Definition from Government Dictionaries & Glossaries

DOD Dictionary of Military Terms
airspeed
The speed of an aircraft relative to its surrounding air mass. The unqualified term “airspeed” can mean any one of the following. a. calibrated airspeed - Indicated airspeed corrected for instrument installation error. b. equivalent airspeed - Calibrated airspeed corrected for compressibility error. c. indicated airspeed - The airspeed shown by an airspeed indicator. d. true airspeed - Equivalent airspeed corrected for error due to air density (altitude and temperature).
  


Airspeed Definition from Language, Idioms & Slang Dictionaries & Glossaries

WordNet 2.0
airspeed

Noun
1. the speed of an aircraft relative to the air in which it is flying
(hypernym) speed, velocity


Airspeed Definition from Science & Technology Dictionaries & Glossaries

VFA-13 Aviation Glossary
airspeed
The speed of an aircraft relative to its surrounding air mass. See: calibrated airspeed; indicated airspeed; true airspeed.


Airspeed Definition from Encyclopedia Dictionaries & Glossaries

Wikipedia English - The Free Encyclopedia
Airspeed
Airspeed is the speed of an aircraft relative to the air. There are several different measures of airspeed: indicated airspeed, calibrated airspeed, equivalent airspeed and true airspeed.

It is measured within the flying aircraft with an airspeed indicator - a device which connects to ram air pressure from outside the aircraft and compares it to non-moving air pressure outside the aircraft. The ram pressure is sampled by a device called a pitot tube, carefully located clear of the propeller blast and other airflow distortions. There is also typically one or more static ports carefully located on the outside of the aircraft.


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