noun
- A concentrated source (especially of radiation or pollution) that is spatially constricted. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). point source. Retrieved September 20, 2026, from http://smartdefine.org/point_source/definitions/1224289 |
| Chicago | WordNet. 2010. "point source" http://smartdefine.org/point_source/definitions/1224289 (accessed September 20, 2026). |
| Harvard | WordNet 2010, point source, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/point_source/definitions/1224289>. |
| MLA | WordNet. "point source" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/point_source/definitions/1224289> |