Noun
The part where the actors performed; the stage.
The part of the stage in front of the curtain; sometimes, the curtain and its framework.
Source: Webster's dictionaryThere is much virtue in a window. It is to a human being as a frame is to a painting, as a proscenium to a play, as 'form' to literature. It strongly defines its content. Max Beerbohm
Once we overcome our fear of being tiny, we find ourselves on the threshold of a vast and awesome Universe that utterly dwarfs - in time, in space, and in potential - the tidy anthropocentric proscenium of our ancestors. Carl Sagan
It's quite different, the kind of love you get in a smaller club and the kind of love you get on a big proscenium stage. It's quite different. I like both of them, but I'm in love with the smaller, intimate club. Nickolas Ashford
A cigarette is a breathing space. It makes a parenthesis. The time of a cigarette is a parenthesis, and if it is shared, you are both in that parenthesis. Its like a proscenium arch for a dialogue. John Berger
Behind the proscenium arch, you can't always hear what people in the audience are saying. Billy Connolly
All art is dependent on technology because it's a human endeavour, so even when you're using charcoal on a wall or designed the proscenium arch, that's technology . George Lucas