幕まく電でん

noun

sheet lightning

A meteorological term for lightning that illuminates a broad area of cloud, often seen as a diffuse flash without a distinct bolt. Used in weather reports and scientific contexts.

• 幕まく電でんは、雲くも全ぜん体たいが光ひかるように見みえる雷かみなり現げん象しょうです。

  Sheet lightning is a lightning phenomenon where the entire cloud appears to glow.