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Definition of altocumulus noun from the Oxford Advanced Learner's Dictionary

altocumulus

noun
 
/ˌæltəʊˈkjuːmjʊləs/
 
/ˌæltəʊˈkjuːmjʊləs/
[uncountable, countable]
(plural altocumuli
 
/ˌæltəʊˈkjuːmjʊlaɪ/,
 
/ˌæltəʊˈkjuːmjʊliː/
 
/ˌæltəʊˈkjuːmjʊlaɪ/,
 
/ˌæltəʊˈkjuːmjʊliː/
)
(specialist)
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  1. a layer of round clouds with flat bottoms lying at medium height, or one of the clouds that form this layer
    Word Originlate 19th cent.: from modern Latin alto- (from Latin altus ‘high’) + cumulus.
See altocumulus in the Oxford Advanced American Dictionary
influence
verb
 
 
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