Abbott-Smith Manual Greek Lexicon
πύλη (G4439)
11 πύλη , -ης, ἡ , [in LXX chiefly and very freq. for שַׁעַר sometimes for דֶּלֶת , פֶּתַח ;] a gate : Lk 7:12 , Ac 9:24 12:10 16:13 , He 13:12 ; ἡ Ὡραία Π. τ. ἱεροῦ , Ac 3:10 . Metaph., Mt 7:13 , 14 ; πύλαι ᾅδου ( Wi 16:13 , III Mac 5:51 , and cf. κλεῖς ᾅδου , Re 1:18 ): Mt 16:18 .†
G. Abbott-Smith, A Manual Greek Lexicon of the New Testament (1922) — public domain