閃せん光こう灯とう

noun

flashing light; signal lamp

Refers to a light that flashes on and off, often used for signaling or warning. Related to 閃光信号 (flashing light signal).

See also: 閃光信号

• 踏ふみ切きりの閃せん光こう灯とうが点てん滅めつしている。

  The flashing light at the railroad crossing is blinking.