noun
- A dark cloud of great vertical extent charged with electricity; associated with thunderstorms.
- synonyms: cumulonimbus, cumulonimbus cloud
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). thundercloud. Retrieved September 22, 2026, from http://smartdefine.org/thundercloud/definitions/1316179 |
| Chicago | WordNet. 2010. "thundercloud" http://smartdefine.org/thundercloud/definitions/1316179 (accessed September 22, 2026). |
| Harvard | WordNet 2010, thundercloud, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/thundercloud/definitions/1316179>. |
| MLA | WordNet. "thundercloud" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/thundercloud/definitions/1316179> |