Abbott-Smith Manual Greek Lexicon
φθιν-οπωρινός (G5352)
1 * φθιν-οπωρινός , -ή, -όν ( φθινόπωρον , late autumn ), autumnal : δένδρα φ. , autumn trees (said to be without fruit therefore at a time when fruit might be expected; v. Mayor's elaborate note, Ep. Ju. , 55-59, and reff. there): Ju 12 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain