adjective
- Having or localized centrally at a focus.
- usage: "focal point"; "focal infection"
- Of or relating to a focus.
- usage: "focal length"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). focal. Retrieved September 21, 2026, from http://smartdefine.org/focal/definitions/1174316 |
| Chicago | WordNet. 2010. "focal" http://smartdefine.org/focal/definitions/1174316 (accessed September 21, 2026). |
| Harvard | WordNet 2010, focal, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/focal/definitions/1174316>. |
| MLA | WordNet. "focal" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/focal/definitions/1174316> |