noun
- The arch over the opening in the proscenium wall. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). proscenium arch. Retrieved September 21, 2026, from http://smartdefine.org/proscenium_arch/definitions/1207096 |
| Chicago | WordNet. 2010. "proscenium arch" http://smartdefine.org/proscenium_arch/definitions/1207096 (accessed September 21, 2026). |
| Harvard | WordNet 2010, proscenium arch, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/proscenium_arch/definitions/1207096>. |
| MLA | WordNet. "proscenium arch" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/proscenium_arch/definitions/1207096> |