Extended Strong's Greek Lexicon (Abbott-Smith based)
gatekeeper
Usage: θυρωρός, -οῦ, ὁ, ἡ (θύρα, + οὖρος, a guardian) [in LXX: 4Ki.7:11 (שׁוֹעֵר), Eze.44:11 (פְּקֻדָּה), 2Ki.4:6 4:1 II Est.7:1-28 * ;] a door-keeper, porter: ὁ, Mrk.13:34, Jhn.10:3; ἡ, Jhn.18:16-17† (AS)