cumulonimbus

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noun cu·mu·lo·nim·bus \ˈkyü-myə-(ˌ)lō-ˈnim-bəs\

Definition of cumulonimbus

  1. :  cumulus cloud having a low base and often spread out in the shape of an anvil extending to great heights — see cloud illustration

Origin and Etymology of cumulonimbus

New Latin


First Known Use: 1887


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not embarrassed or apologetic

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