[ge.gen.schein] n, often cap [G, fr. gegen against, counter- + Schein shine] (1880): a faint light about 20 degrees across on the celestial sphere opposite the sun probably caused by backscatter of sunlight by solar-system dust
GEGENSCHEIN
Meaning of GEGENSCHEIN in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012