Proscenium
Pronunciation : Pro*sce"ni*um
Part of Speech : n.;
Etymology : [L., fr. Gr. Scene.]
Definition : 1. (Anc. Theater)
Defn: The part where the actors performed; the stage.
2. (Modern Theater)
Defn: The part of the stage in front of the curtain; sometimes, the curtain and its framework. proscenium arch, the framework around the front of the stage.
pl. Proscenia.
Source : Webster's Unabridged Dictionary, 1913