Counterglow

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The gegenschein.
  2. 2
    a faint spot of light in the night sky that appears directly opposite the position of the sun; a reflection of sunlight by micrometeoric material in space wordnet

Etymology

From counter- + glow.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.