ˌsheet ˈlightning BrE AmE noun [uncountable]
a type of ↑ lightning that appears as a sudden flash of brightness covering a large area of sky
⇨ ↑ forked lightning
ˌsheet ˈlightning BrE AmE noun [uncountable]
a type of ↑ lightning that appears as a sudden flash of brightness covering a large area of sky
⇨ ↑ forked lightning
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012