- a large, usually reddish gaseous vortex on the surface of Jupiter, about 14,000 by 30,000 km, that drifts about slowly as the planet rotates and has been observed for several hundred years.
Origin of Red Spot
First recorded in 1875–80
Also called Great Red Spot.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for great red spot
It was a fine cave, there was no doubt about that, and Red-Spot was a notable housekeeper.
His life with Red-Spot was the sequence of what might be termed a fortunate marriage.
And Red-Spot was superior in many ways to the ordinary woman of the cave time.
I waited until dusk began finally to settle down and crept gently toward a Red-spot.Jungle Peace
It was soon after this great event of the first fish-catching that Red-Spot, Ab's mother, died.
- See Great Red Spot
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012