See also: thunder cloud

English

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A rolling thundercloud in The Netherlands

Etymology

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thunder +‎ cloud

Noun

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thundercloud (plural thunderclouds)

  1. (meteorology) A large, dark cloud, usually a cumulonimbus, charged with electricity and producing thunder and lightning; a storm cloud.
  2. (by extension, figurative) Something menacing and brooding.
    the ominous thunderclouds of war

Translations

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