- a faint, elliptical patch of light in the night sky that appears opposite the sun, being a reflection of sunlight by meteoric material in space.
Origin of gegenschein
Examples from the Web for gegenschein
Historical Examples of gegenschein
These are known respectively as the Zodiacal Light and the Gegenschein.Astronomy of To-day
Cecil G. Dolmage
Barnard finds that the Gegenschein is not so faint as is generally supposed.
The Gegenschein is an extremely elusive phenomenon, suitable only for eyes that have been specially trained to see it.Curiosities of the Sky
M. Quénisset notes that—as in the case of the Zodiacal Light—the southern border of the Gegenschein is sharper than the northern.
He must moreover sign with his own hand the so-called «Gegenschein» (Counter-certificate) to be found in the deposit book.
- a faint glow in the sky, just visible at a position opposite to that of the sun and having a similar origin to zodiacal lightAlso called: counterglow