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gegenschein
From The Collaborative International Dictionary of English v.0.48:
gegenschein \ge"gen*schein`\ (g[=a]"g[i^]n*sh[imac]n`) n.
[German: counterglow.]
A faint patch of light in the night sky that appears opposite
the sun; a reflection of sunlight by micrometeoric material
in space.
Syn: counterglow.
[WordNet 1.5]
.
From The Collaborative International Dictionary of English v.0.48:
Counterglow \Coun"ter*glow`\, n. (Astron.) An exceedingly faint roundish or somewhat oblong nebulous light near the ecliptic and opposite the sun, best seen during September and October, when in the constellations Sagittarius and Pisces. Its cause is not yet understood. Called also Gegenschein. [Webster 1913 Suppl.]
