(n.) One of the several primary divisions of either the animal or vegetable kingdom, as, in zoology, the Vertebrata, Tunicata, Mollusca, Articulata, Molluscoidea, Echinodermata, Coelentera, and the Protozoa; in botany, the Phanerogamia, and the Cryptogamia.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). subkingdom. Retrieved September 23, 2026, from http://smartdefine.org/subkingdom/definitions/2067699 |
| Chicago | Webster's. 2011. "subkingdom" http://smartdefine.org/subkingdom/definitions/2067699 (accessed September 23, 2026). |
| Harvard | Webster's 2011, subkingdom, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/subkingdom/definitions/2067699>. |
| MLA | Webster's. "subkingdom" 28 May 2011. Web. 23 September 2026. <http://smartdefine.org/subkingdom/definitions/2067699> |