tailwind

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tailwind

[′tāl‚wind]
(meteorology)
A wind which assists the intended progress of an exposed, moving object, for example, rendering an airborne object's ground speed greater than its airspeed; the opposite of a headwind. Also known as following wind.

tailwind

Any wind blowing on the aircraft from behind if the aircraft is on the ground, or any wind that produces a ground speed higher than the true air speed while in the air.
References in periodicals archive ?
Tail wind Mean [+ or -] SD Range (n) Wind speed Species Ground speed (vectored) Red-necked Grebe 80.
42am UK time) today but was waiting for unexpected tail winds to subside.
At 7pm UK time, the aircraft was 850 miles east of Japan, enjoying tail winds of 100 knots
The Notes were purchased by two investors, including The Tail Wind Fund Ltd.
The blimp s speed was on display Monday as the ship, aided by a tail wind, eclipsed 80 miles per hour.
Jarrow and Hebburn's Hazel Robson contested a mixed category 100 metres and took advantage of a tail wind to record 15.
Each race went as nti-clockws ise around the half mile circuit and the weather could hardly have been better at this notoriously chilly venue, normally renowned for being 'two coats colder' - bright and sunny, 14 Celsius and a good strength tail wind out of the final, fast bend up the 130 metre home straight.
But the tail wind meant the microlight didn't slow down fast enough and was heading straight for a 10ft hedge, forcing Mr Doyle, of North Shields, North Tyneside, to turn.
Following a dry afternoon and a tail wind the ground has dried out.
However, it was once flown in 58 seconds (it's amazing what a strong tail wind can do to get you to your destination ahead of time).
The conditions were perfect - there was a tail wind.
Keys supporters could be forgiven for starting to count their proverbial chickens as outside half Gethin Worgan used the second half tail wind to add two penalties to his earlier conversion.