antisolar

/ˌæntiˈsoʊlər/
adjective
  1. Opposite to or away from the sun; facing away from the sun.
    • The antisolar side of the mountain stays cold and dark all day.
    • Astronomers observed a bright glow at the antisolar point in the sky.
    • The antisolar region of the planet receives no direct sunlight.
Antonyms
What does "antisolar" mean? | whatsthatwordmean | whatsthatwordmean