green flash

noun

1. a green coloration of the upper portion of the sun, caused by atmospheric refraction and occasionally seen as the sun rises above or sinks below the horizon.

green flash

noun

1. astronomy a flash of bright green light sometimes seen as the sun passes below the horizon, caused by a combination of the dispersion, scattering, and refraction of light

Word History and Origins

Origin of green flash¹

First recorded in 1910–15

Example Sentences

You can see in the video some green flashes just before landing.

From Singularity Hub 

His mind returned again to the riddles that confronted him: the green flash and the strange mechanism on the peak.

From Project Gutenberg

They saw a green flash stream through the water, and the next moment the model had crumbled to pieces and sank.

From Project Gutenberg

In about twenty seconds came a roar and a crash of rending steel, accompanied by a vivid green flash.

From Project Gutenberg

At length a brilliant green flash shot up through the smoke clouds over the river mouth.

From Project Gutenberg

My brother, keeping watch beside the women in the chaise in a meadow, saw the green flash of it far beyond the hills.

From Project Gutenberg