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词汇 ventifact
释义

Definition of ventifact in English:

ventifact

noun ˈvɛntɪfaktˈven(t)əˌfakt
Geology
  • A stone shaped by the erosive action of wind-blown sand.

    〔地质〕风棱石,风磨石

    Example sentencesExamples
    • In reality, their makers are definitely of this land, for it is the wind and sand that have formed these strange offerings, called ventifacts.
    • The camera becomes the eye of the wind, forming ventifacts.
    • During intervening dry periods, winds scour the fan surfaces and sandblast exposed gravel clasts to produce smooth faceted ventifacts.

Origin

Early 20th century: from Latin ventus 'wind' + factum, neuter past participle of facere 'make'.

Definition of ventifact in US English:

ventifact

nounˈven(t)əˌfakt
Geology
  • A stone shaped by the erosive action of windblown sand.

    〔地质〕风棱石,风磨石

    Example sentencesExamples
    • The camera becomes the eye of the wind, forming ventifacts.
    • During intervening dry periods, winds scour the fan surfaces and sandblast exposed gravel clasts to produce smooth faceted ventifacts.
    • In reality, their makers are definitely of this land, for it is the wind and sand that have formed these strange offerings, called ventifacts.

Origin

Early 20th century: from Latin ventus ‘wind’ + factum, neuter past participle of facere ‘make’.

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