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cumulate
cumulative
cumulative audience
cumulative distribution function
cumulative total return
cumulative trauma disorder
cumulative voting
cumuli
cumulonimbus
cumulus
Cuna
cuneal
cuneate
cuneiform
cunjevoi
cunner
cunnilingus
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cumulonimbus
cu·mu·lo·nim·bus [ kymyəlō nímbəss ] (plural cu·mu·lo·nim·bi [ kymyəlō ním b ] or cu·mu·lo·nim·bus·es)


noun 
Definition:
 
thunder cloud: a tall dark cumulus cloud in the shape of an anvil, often bringing thunderstorms
[Late 19th century. <cumulus]
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