par·he·lion /pɑrˈhiljən/
 幻日


 Par·hel·ion n.; pl. Parhelia   A mock sun appearing in the form of a bright light, sometimes near the sun, and tinged with colors like the rainbow, and sometimes opposite to the sun.  The latter is usually called an anthelion.  Often several mock suns appear at the same time.  Cf. Paraselene.

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 parhelion
      n : a bright spot on the parhelic circle; caused by diffraction
          by ice crystals; "two or more parhelia are usually seen
          at once" [syn: mock sun, sundog]
      [also: parhelia (pl)]