parhelion
n.
1640s, from Greek parelion "a mock sun," from para- "beside" (see para-(1)) + helios "sun" (see sol).
〔李〕[par-（para-）=beside旁；helion=the sun太阳⇒“a sun beside the sun 太阳旁边的太阳”→] n. a bright circle seen on either side of the sun 幻日，假日（日晕上的光轮）