PARASELENE

Etymology

Noun

paraselene (plural paraselenes or paraselenae)

A bright, circular spot, sometimes seen on a lunar halo, caused by refraction through ice crystals

Synonyms

• moon dog

Source: Wiktionary

Par`a*se*le"ne, n.; pl. Paraselenæ. Etym: [NL., from Gr. parasélène.] (Meteor.)

Definition: A mock moon; an image of the moon which sometimes appears at the point of intersection of two lunar halos. Cf. Parhelion.

Source: Webster’s Unabridged Dictionary 1913 Edition