postscaenium
Could not find poscaenia in Logeion dictionaries.
poscaenia Noun: neuter accusative plural, Noun: neuter vocative plural, Noun: neuter nominative plural of postscaenium
postscaenĭum or poscaenĭum (-cen-), ii, n. [post-scena],
- the part of the theatre behind the scenes, the postscenium; trop., for secret, mystery: postscenia vitae, those parts of life which are behind the scenes, Lucr. 4, 1186; v. Lachm. ad h. l.
postscænĭum, ĭī, n. , postscénium, le derrière de la scène, les coulisses || [fig.] Lucr. 4, 1186.