airspeed

noun
air·​speed | \ -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

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 So far, authorities have indicated that a problem with the plane's airspeed indicator played a part in the disaster. Sam Blum, Popular Mechanics, "Authorities Find Cockpit Voice Recorder of Crashed Lion Air Flight 610," 14 Jan. 2019 Incorrect angle-of-attack data can result in faulty airspeed displays, false stall warnings and other problems that could be misinterpreted by pilots. Andrew Tangel, WSJ, "FAA Launches Review of Boeing’s Safety Analyses," 13 Nov. 2018 Lion Air’s first two attempts to address the airspeed indicator problem didn’t work and for the Boeing 737 MAX 8 plane’s second to last flight on Oct. 28, the angle of attack sensors were replaced, Tjahjono said. Andi Jatmiko, The Seattle Times, "Boeing jet crashed in Indonesia after key sensor replaced," 7 Nov. 2018 Those adjustments would push the nose of the aircraft down to increase the lift generated by the wings with a combination of improved air flow over the wings and increased airspeed. Sean Gallagher, Ars Technica, "Black box data shows pilots fought control system in Indonesia crash," 28 Nov. 2018 The airline didn’t respond to requests to verify a document purporting to be a Lion Air maintenance report, dated Sunday, that described inaccurate airspeed and altitude readings after takeoff. Stephen Wright, The Seattle Times, "Previous flight of crashed Lion Air jet terrified passengers," 30 Oct. 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.

See More

First Known Use of airspeed

1909, in the meaning defined above

Keep scrolling for more

Learn More about airspeed

Statistics for airspeed

Last Updated

15 May 2019

Look-up Popularity

Time Traveler for airspeed

The first known use of airspeed was in 1909

See more words from the same year

Keep scrolling for more

More Definitions for airspeed

airspeed

noun

English Language Learners Definition of airspeed

: the speed at which an aircraft moves through the air

More from Merriam-Webster on airspeed

Rhyming Dictionary: Words that rhyme with airspeed

Comments on airspeed

What made you want to look up airspeed? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

highly pertinent or appropriate

Get Word of the Day daily email!

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!