noun
- Disorder showing symptoms for which no physiological or anatomical cause can be identified. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). functional disorder. Retrieved September 21, 2026, from http://smartdefine.org/functional_disorder/definitions/1245257 |
| Chicago | WordNet. 2010. "functional disorder" http://smartdefine.org/functional_disorder/definitions/1245257 (accessed September 21, 2026). |
| Harvard | WordNet 2010, functional disorder, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/functional_disorder/definitions/1245257>. |
| MLA | WordNet. "functional disorder" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/functional_disorder/definitions/1245257> |