noun
- Biology) a taxonomic group ranking between a phylum and a class. (.
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). subphylum. Retrieved September 21, 2026, from http://smartdefine.org/subphylum/definitions/1222728 |
| Chicago | WordNet. 2010. "subphylum" http://smartdefine.org/subphylum/definitions/1222728 (accessed September 21, 2026). |
| Harvard | WordNet 2010, subphylum, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/subphylum/definitions/1222728>. |
| MLA | WordNet. "subphylum" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/subphylum/definitions/1222728> |