airspeed

or air speed

[air-speed]

noun

the forward speed of an aircraft relative to the air through which it moves.

Compare groundspeed.

Origin of airspeed

First recorded in 1905–10; air¹ + speed

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for airspeed

Historical Examples

I've never had her above 2.5, but the airspeed gauge is marked up to four.
The Cosmic Computer
Henry Beam Piper
The pilot, a big-boned Britisher who had two jobs to do at once, watched the airspeed indicator.
What The Left Hand Was Doing
Gordon Randall Garrett

British Dictionary definitions for airspeed

airspeed

noun

the speed of an aircraft relative to the air in which it movesCompare groundspeed

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

airspeed

or air speed

Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}airspeed

Examples from the Web for airspeed

Historical Examples

I've never had her above 2.5, but the airspeed gauge is marked up to four.

The pilot, a big-boned Britisher who had two jobs to do at once, watched the airspeed indicator.

airspeed

Origin of airspeed