ROLL-CUMULUS
Meaning of ROLL-CUMULUS in English
ˈ ̷ ̷ˌ ̷ ̷ ̷ ̷ ̷ ̷ noun
: a stratocumulus in which the clouds near the horizon resemble long bars
Webster's New International English Dictionary.
Новый международный словарь английского языка Webster.
2012