(n.) A little hood or veil, resembling an extinguisher in form and position, covering each of the small flasklike capsules which contain the spores of mosses; also, any similar covering body.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). calyptra. Retrieved September 25, 2026, from http://smartdefine.org/calyptra/definitions/1984057 |
| Chicago | Webster's. 2011. "calyptra" http://smartdefine.org/calyptra/definitions/1984057 (accessed September 25, 2026). |
| Harvard | Webster's 2011, calyptra, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/calyptra/definitions/1984057>. |
| MLA | Webster's. "calyptra" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/calyptra/definitions/1984057> |