accessory cloud

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English

Noun

accessory cloud (plural accessory clouds)

  1. (meteorology) A small cloud formation which is found attached to, or close by, a major cloud of one of the cloud genera, which is responsible for its development and continuance.
    • 1982, Michele G. Melaragno, Wind in architectural and environmental design, Van Nostrand Reinhold Company (→ISBN)
      Pileus An accessory cloud of small horizontal extent, in the form of a cap or hood above the top or attached to the upper part of a cumuliform cloud, which often penetrates it.