indicated airspeed

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indicated airspeed

[′in·də‚kād·əd ′er‚spēd]
(aerospace engineering)
The airspeed as shown by a differential-pressure airspeed indicator, uncorrected for instrument and installation errors; a simple computation for altitude and temperature converts indicated airspeed to true airspeed. Abbreviated IAS.
References in periodicals archive ?
They also calculated that an explosive brake situation would develop if braking was initiated above 140 Knots Indicated Airspeed (KIAS).
The leader was behind on his timeline to make the assigned time on target and was traveling at 520 knots indicated airspeed vice the prebriefed 300.
A no-flap approach was flown with a 220,000 lb gross weight, flying at 198 knots indicated airspeed.