ἰσημερινός

English (LSJ)

ή, όν,

   A equinoctial, ἀνατολή, δυσμή, Arist.Mete.363a34,b1, cf. Str.2.1.11; σκιά Hipparch.1.3.6, cf. Str.2.1.20; ζῴδιον Ptol.Tetr.31; ὧραι standard hours (opp. καιρικός, q.v.), each = 1/24 of the νυχθήμερον, Hipparch.1.1.10, Ptol.Alm.2.9, Gal.10.479, etc.; πυρὸς ἰ. wheat sown at that time, Thphr.CP4.11.4; ὁ ἰ. κύκλος celestial equator, Arist.Mete.345a3, Euc.Phaen.p.4M., Plu.2.429f, etc.; ὁ ἰ. (sc. κύκλος), Hipparch.1.10.22, Str.1.1.21, etc.; ἁψίς Jul.Or.5.168c; ἰ. χρόνοι time-degrees [each = 4 time-minutes] of the equator, Ptol. Alm.1.16.