Dictionary.com
Thesaurus.com

blue flash

American  

noun

Meteorology.
  1. green flash.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Aristotle noticed that if he struck the surface of the sea with a rod, the water sometimes produced a bright blue flash.

From Scientific American • Jul. 23, 2022

But when astronomers spotted a supernova in the nearby Pinwheel galaxy within hours of its ignition in 2011, they saw no blue flash.

From Science Magazine • Jun. 4, 2020

“You would first notice a 10-second blue flash in the upper atmosphere,” said Melott, “but then the damage would be done.”

From Forbes • May 27, 2013

His breakthrough came in the form of a bright blue flash, produced when he threw his extract into a sink where seawater from an aquarium had just been poured.

From New York Times • May 12, 2013

He had hardly finished speaking before he dashed off and I saw the blue flash of his tank top.

From "Purple Hibiscus" by Chimamanda Ngozi Adichie