sīpărĭum, ii, n. [kindr. with supparum, from σίπαρος, orig. a little sail; hence, transf.],
I The smaller curtain in a theatre (drawn up between the scenes of a comedy; cf. aulaeum, the main curtain): aulaeo subducto et complicitis sipariis, scena disponitur, Ap. Met. 10, 29, 30; 1, 8, 16; post siparium, i. e. behind the scenes , Cic. Prov. Cons. 6, 14; Juv. 8, 186.—
2 Meton., comedy (opp. cothurnus, tragedy): (verba) cothurno, non tantum sipario fortiora, Sen. Tranq. 11, 6.—
II A curtain or screen over the judges’ seats to keep off the sun, Quint. 6, 1, 32 Spald.; 6, 3, 72.