φθινοπωρινός

ή, όν, ἡ
A. autumnal, Hp. Aph. 2.25, Plu. 2.735b, Gal. 6.443; ἰσημερία ἡ φ. Arist. HA 543b9, PHib. 1.27.170 (iii B. C., without ἡ), Plb. 4.37.2.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
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