From pule; a gate-way, door-way of a building or city; by implication, a portal or vestibule -- gate, porch.
see GREEK pule
1. a large gate: of a palace, Luke 16:20; of a house, Acts 10:17; plural (of the gates of a city), Acts 14:13; Revelation 21:12, 13, 15, 21, 25; Revelation 22:14.
2. the anterior part of a house, into which one enters through the gate, porch: Matthew 26:71 (cf. 69 and 75); Acts 12:14; hence, ἡ θύρα τοῦ πυλῶνος, Acts 12:13.