Paraselene

ahd-5
  • noun. A luminous spot on a lunar halo.
  • The Century Dictionary and Cyclopedia
  • noun. A bright spot on a lunar halo, produced by refraction through a preponderating number of ice-crystals floating perpendicularly or vertically; a mock moon.
  • the GNU version of the Collaborative International Dictionary of English
  • noun. A mock moon; an image of the moon which sometimes appears at the point of intersection of two lunar halos. Cf. parhelion.
  • Wiktionary, Creative Commons Attribution/Share-Alike License
  • noun. A bright, circular spot, sometimes seen on a lunar halo, caused by refraction through ice crystals
  • Word Usage
    "When there are two suns visible, or two moons, the real one and its duplicate, we call the mock sun a _parhelios_, and the mock moon a _paraselene_."
    Synonym
    Words with the same meaning
    moon dog  
    variant
    parhelion