Definition of sun dog in English:

sun dog

noun

  • another term for parhelion
    • ‘Also called mock suns or false suns, sun dogs form when incoming sunlight is refracted through suspended ice crystals in the atmosphere, creating the image of two brilliant spots on either side of the sun.’
    • ‘Meteorologically these phenomena are related to sun dogs.’
    • ‘It is even creating optical effects, such as a sun dog and a long shadow in a line.’
    • ‘So clouds are needed to see sun dogs, but the clouds have to be of the high altitude, thin, wisplike strands/white veil kind.’
    • ‘A sun dog is refracted sunlight through ice crystals aloft which creates little bright spots close to the sun's orb.’
    • ‘December's cold weather gives Michigan skywatchers an opportunity to see sun dogs, light pillars and halos around the sun and moon.’
    • ‘Crystal misalignment from true horizontal will spread the sun dog vertically - its angular height being approximately four times the maximum crystal angular tilt.’
    • ‘Pillars, halos and sun dogs all serve to liven up the often colorless Alaska winter world.’
    • ‘Mock suns, or sun dogs as they are also known, appear as bright spots on either side of the Sun.’
    • ‘This extension of the sun dogs is reflection from the vertical sides of the flat hexagonal ice crystals.’
    • ‘At the same time, the sun provided its own magic, with a bright sun dog along with a segment of the 22-degree solar halo visible far above Adams.’
    • ‘Sometimes ‘sun dogs’ appear as the halo broadens to two bright points on each side of the sun.’
    • ‘As the sun rose higher, the sun dogs were as almost as bright as the sun itself.’
    • ‘We see sun dogs fairly often but more often in winter than summer.’