WordReference Random House Unabridged Dictionary of American English © 2025
ven•ti•fact
(ven′tə fakt′),USA pronunciation n. [Geol.]
- Geologya pebble or cobble that has been faceted, grooved, and polished by the erosive action of wind-driven sand.
- Latin venti- (combining form of ventus wind1) + factum something made (see fact); perh. modeled on artifact
- 1910–15