ventifact

American  

[ven-tuh-fakt] / ˈvɛn təˌfækt /

noun

Geology.

1. a pebble or cobble that has been faceted, grooved, and polished by the erosive action of wind-driven sand.

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ventifact British  

/ ˈvɛntɪˌfækt /

noun

1. geology a pebble that has been shaped by wind-blown sand

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ventifact Scientific  

/ vĕn′tə-făkt′ /

1. A rock or pebble that has been shaped, polished, or faceted by wind-driven sand.

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Etymology

Origin of ventifact

First recorded in 1910–15; from Latin venti-, combining form of ventus “wind” ( see origin at wind ¹) + factum “something made, deed” ( see origin at fact); perhaps modeled on artifact