What is "thermals"

Usage examples of "thermals".

Octan circled it at a respectable distance, wings outstretched to their full metre and a half span, riding the thermals with fluid ease, contemptuous of gravity.

He gave Avatre the signal to send her in that directionwhich was, in any case, a safer one than allowing her to head in the one she wanted, which was to try the thermals and updrafts of Royal Hill.

Ren hunkered down almost in the middle of the corridor, his face tilted up, sightless eyes reading thermals and rainbows fifteen, eighteen feet away.

Just no thermals or rainbows for him to read their different functions.

He was out of breath and sweating under his thermals before he was halfway there.

Even with the best thermals on, at night or when the wind rose, life would be precarious after more than a couple of hours in the open.

Ryan kept his long coat, but took some new thermals, dark gray breeches, a brown shirt and a new pair of combat boots with high lacings to replace the old pair with a bite from a rabid mongrel on the right toe.

Sald had flown from Rakarr to Ramo faster than even the couriers did, perhaps faster than it had ever been done, but time like that could be made only by detouring out over the plains, riding the giant thermals of the desert, risking immense changes in altitude, which could bring on sky sickness, crippling or even killing.

A hundred days in the air: new country and watch after watch of soaring, finding the thermals, analyzing the terrain--his heart began to pound at the thought.

Standing in the high aerie, overlooking the drab and pinkish countryside, the duke pointed out the local thermals and upturns, warned of downdrafts, and suggested a route to the higher, sun-bright locales with a good chance for goats, the most sporting of quarry.

After that his road to the Range was open, an easy line of thermals to Ramo and beyond, all the way to the end.