A.a door high up in the wall, Od. 22.126,333 ; ἀν᾽ ὀρσοθύρην ἀναβαίη ib.132 : sens. obsc., “τῆς ὄπισθεν ὀ.” Semon.17 [where υ appears to be long]. (θύρα ἐν ὕψει τοῦ τοίχου, Phot., Suid., cf. the second explanation in Hsch.: a form ὀρσορόκα (acc. sg.) given by Apollod. ap. EM633.57 sqq. is apptly. corrupt:— ὀρσοθύρη was derived in antiquity from ὀρούω, EM l. c., etc.: the true etym. is uncertain, but cf. ὄρρος, ὀρρόβηλος.)
ὀρσο-θύρη [υ^], ἡ, prob.