Proscenium and Van

Proscenium noun - The part of a modern theater stage between the curtain and the orchestra (i.e., in front of the curtain).

Van and proscenium are semantically related. in forward topic. In some cases you can use "Van" instead a noun "Proscenium".

Van noun - The innovators of new concepts, styles, and techniques especially in the arts.

Proscenium and van are semantically related. Sometimes you can use "Proscenium" instead a noun "Van".