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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

One of our largest and most spectacular moths, with a 12cm wingspan and a bright blue flash on its underwings, it was once considered extinct in Britain.

From The Guardian • Jan. 2, 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

I saw a blue flash of shrunken gums.

From "Invisible Man" by Ralph Ellison