(n.) An organ in certain fungi and lichens, surrounding and enveloping the masses of fructification.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). perithecium. Retrieved September 22, 2026, from http://smartdefine.org/perithecium/definitions/2043958 |
| Chicago | Webster's. 2011. "perithecium" http://smartdefine.org/perithecium/definitions/2043958 (accessed September 22, 2026). |
| Harvard | Webster's 2011, perithecium, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/perithecium/definitions/2043958>. |
| MLA | Webster's. "perithecium" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/perithecium/definitions/2043958> |