cir ‧ rus /ˈsɪrəs/ BrE AmE noun [uncountable]
[ Date: 1700-1800 ; Language: Latin ; Origin: 'curl' ]
a form of cloud that is light and shaped like feathers, high in the sky
cir ‧ rus /ˈsɪrəs/ BrE AmE noun [uncountable]
[ Date: 1700-1800 ; Language: Latin ; Origin: 'curl' ]
a form of cloud that is light and shaped like feathers, high in the sky
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012