Lewis Short
părēlĭon (noun N) = παρήλιον:
* A mock sun, parhelion: parelia sunt imagines solis in nube spissā et vicinā in modum speculi. Quidam parelion ita definiunt: nubes rotunda et splendida, similisque soli,Sen. Q. N. 1, 11, 2: solent et bina fieri parelia,id. ib. 1, 13, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary