LSJ
τό, IG 11(2).199 A 95 (pl., Delos, iii BC).
bridge thrust out from the besiegers’ tower against the walls of the besieged place, Lat. exostra, Veget. de Re Milit. 4.21.
balcony, Sm. 4 Ki. 1.2; = Lat. maenianum, Gloss.
Liddell-Scott-Jones, Greek-English Lexicon (9th ed., 1940)