air·​speed | \ ˈer-ˌspēd How to pronounce airspeed (audio) \

Definition of airspeed

: the speed (as of an airplane) with relation to the air — compare ground speed

Examples of airspeed in a Sentence

Recent Examples on the Web

Investigators concluded preliminarily that improper calibration of an airspeed sensor during maintenance caused the erroneous signals, people familiar with the details said last month. Ben Otto, WSJ, "Cockpit Voice Recorder Recovered From Indonesia’s Lion Air Crash," 14 Jan. 2019 This could provide false flight data including altitude and airspeed, as well as possible access to the autopilot system, potentially leaving a pilot unable to tell whether the reading was accurate and potentially lose control of the aircraft. Kris Van Cleave, CBS News, "DHS issues hacking security alert for small planes," 30 July 2019 The Hunter has a maximum speed of 525 knots indicated airspeed, powered by a single Rolls-Royce Avon 207 turbojet engine. Kyle Mizokami, Popular Mechanics, "Ex-Military Jet Crashes in Hawaii, Pilot Pulled to Safety," 13 Dec. 2018 Each maneuver has specific parameters, from altitude to airspeed, that must be met. William Langhorne, Milwaukee Journal Sentinel, "Medford woman soaring over Milwaukee as Thunderbirds' second-ever female solo pilot," 3 Feb. 2019 PigeonBot is equipped with an accelerometer, a gyroscope, a barometer, an airspeed sensor, a GPS, compasses, and radio transceivers that transmit flight information to a laptop. Claudia Kalb, National Geographic, "Why Leonardo da Vinci’s brilliance endures, 500 years after his death," 12 June 2019 Now the service has revealed what went wrong: the pilots were given the wrong takeoff airspeed. Kyle Mizokami, Popular Mechanics, "Air Force Releases Explanation for April's F-22 Belly Flop Accident," 19 Nov. 2018 Data downloaded from the flight data recorder, which was recovered by divers searching the underwater crash site, have revealed a series of glitches in three flights prior to the crash that gave flawed airspeed and other information to the cockpit. Barbara S. Peterson, Popular Mechanics, "A Sensor Was Replaced One Day Before Lion Air Flight JH 610 Crashed," 8 Nov. 2018 Some of the data-processing units for angle-of-attack sensors and others measuring airspeed on the Lion Air jet were manufactured by Honeywell International Inc. Robert Wall, WSJ, "Lion Air Crash Probe Eyes Sensor Hazards Stretching Back Years," 18 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'airspeed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of airspeed

1909, in the meaning defined above

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Last Updated

18 Sep 2019

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Time Traveler for airspeed

The first known use of airspeed was in 1909

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English Language Learners Definition of airspeed

: the speed at which an aircraft moves through the air

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authorized for issue (as a bond)

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