Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
The word postscenium could not be parsed. Trying a normal dictionary lookup:
No entries found. Showing closest matches:
* 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.
post-scrībo, ĕre, v. a., to write after or under, to add in writing (post-Aug.): Tiberii nomen suo postscripserat, Tac. A. 3, 64.