noun
- An electronic amplification system used as a communication system in public areas.
- synonyms: public address system, P. A. System, PA system, PA
adverb
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). p.a.. Retrieved September 20, 2026, from http://smartdefine.org/p.a./definitions/1252768 |
| Chicago | WordNet. 2010. "p.a." http://smartdefine.org/p.a./definitions/1252768 (accessed September 20, 2026). |
| Harvard | WordNet 2010, p.a., Smart Define, viewed 20 September, 2026, <http://smartdefine.org/p.a./definitions/1252768>. |
| MLA | WordNet. "p.a." 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/p.a./definitions/1252768> |