ventifact

listen to the pronunciation of ventifact
Английский Язык - Английский Язык
A pebble or little stone shaped and polished by wind-blown sand
A stone which has been shaped by the wind or wind driven sand
A stone that has been flattened and sharpened by wind abrasion Ventifacts are commonly found strewn across a desert floor
{i} rillstone, stone whose surface has been worn down by erosion caused by wind-driven sand (Geology)
A loose piece of rock that has been polished smooth by wind transported particles Common in arid environments