(n.) One of the four principal forms of clouds. SeeCloud.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). cumulus. Retrieved September 21, 2026, from http://smartdefine.org/cumulus/definitions/1993689 |
| Chicago | Webster's. 2011. "cumulus" http://smartdefine.org/cumulus/definitions/1993689 (accessed September 21, 2026). |
| Harvard | Webster's 2011, cumulus, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/cumulus/definitions/1993689>. |
| MLA | Webster's. "cumulus" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/cumulus/definitions/1993689> |