Ventifact, n. [ven-tuh-fakt]
Geology. a pebble or cobble that has been faceted, grooved, and polished by the erosive action of wind-driven sand.
Examples:
The surface was a fine trash of ventifacts --stones that had been polished into smooth facets by blowing grit ...
Sarah Andrews, In Cold Pursuit, 2007
A little world, and completely filled
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