προσκήνιον

τό
A. entrance of a tent, LXX Ju. 10.22.
2. porch of a house, PRyl. 233.4 (pl., ii A.D.).
II. raised platform in front of stage-buildings, stage, IG 11(2).153.14,158 A 67 (Delos, iii B.C.), 7.423 (p.745, Oropus, ii/i B.C.), Plb. 30.22.4, TAM 2.408.9 (Patara, ii A.D.), OGI 510.5 (Ephesus, ii A.D.), Poll. 4.123; ἡ τύχη παρελκομένη τὴν πρόφασιν καθάπερ ἐπὶ προσκήνιον Plb. Fr. 212; Lat. proscaenium, Vitr. 5.7.1.
2. painted scenery at the back of the stage, Duris 14J.; τὸ προσκάνιον ἱστάτω Ἡρακλείοις SIG 481 B 4 (Delph., iii B.C.).
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project