ὕπαυγος

English (LSJ)

ον, of a heavenly body,

   A within150 of the sun, combust, Serapio in Cat.Cod.Astr.8(4).230, Paul.Al.L.1 (with Sch.), Steph. in Hp.Aph.2.363D.    II less technically, exposed to rays, Orph.Fr. 353.

Greek (Liddell-Scott)

ὕπαυγος: -ον, ὁ ἀνταναλῶν φῶς, Χρησμ. παρ’ Ἰω. Λυδ. π. Μην. 32, Παῦλ. Ἀλεξ.