Refine this word faster
Green flash
noun
Definitions
Noun
- 1 A rare phenomenon observed in the morning or evening when the sun is crossing or immediately below the horizon, in which a momentary flash or ray of green light appears above the upper rim of the solar disk, caused by the refraction of light in the atmosphere.
"Frank T. Davies, physicist on board the City of New York, en route to the Antarctic regions with Byrd Antarctic Expedition, reports as follows on a green flash observed off Bermuda on the evening of August 29, 1928."
See also for "green flash"
Next best steps
Mini challenge
Unscramble this word: greenflash