What is "alases"

Usage examples of "alases".

They made their way over a surface littered with boulders and knobs, cracks, sand drifts, very small craters, breadloafed bedrock, scarps and alases, and the old shallow channels that gave the dissected unit its name.

And many of the oval pits of the great alases were filled with ponds, which melted by day and froze by night, an action that tore the land apart even faster.

They had run over a hundred kilometers, over the heavy corrugations of Minus One’s central moors, a devilish network of ravines, grabens, pingo holes, alases, escarpments and rockfalls— nothing too deep, apparently, so that many different routes were possible, making it as much an orienteering event as a run.

They had run over a hundred kilometers, over the heavy corrugations of Minus One's central moors, a devilish network of ravines, grabens, pingo holes, alases, escarpments and rockfalls nothing too deep, apparently, so that many different routes were possible, making it as much an orienteering event as a run.

These alases were a hundred times bigger than their terran analogues, most of them two or three kilometers across, and about sixty meters deep.

These alases were a hundred times bigger than their Terran analogues, most of them two or three kilometers across, and about sixty meters deep.

These alases were a hundred times bigger than their terran analogues, most of them two or three kilometers across, and about sixty meters deep.

Looking down at the ice chaos Nadia suddenly remembered what the land had looked like on that first trip, the endless hills and hollows, the funnel-like alases, the great black barchan dunes, the incredible laminated terrain in the last sands before the polar cap .

They had run over a hundred kilometers, over the heavy corrugations of Minus One’s central moors, a devilish network of ravines, grabens, pingo holes, alases, escarpments and rockfalls—nothing too deep, apparently, so that many different routes were possible, making it as much an orienteering event as a run.