θύριον
τό
A.
little door, wicket, Ar. Nu. 92, Th. 26, IG 11(2).154 A 26 (Delos, iii B.C.), Plu. Cleom. 8, Alciphr. 3.30: metaph., τὸ τοῦ λόγου θ. παραβαλοῦ close the door of discourse, Plu. 2.94of, cf. 965b.
2.
small sluice, PLond. 3.1177.243 (ii A.D.).