(n.pl.) An extensive artificial group of invertebrates, having all the parts arranged radially around the vertical axis of the body, and the various organs repeated symmetrically in each ray or spheromere.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Radiata. Retrieved September 21, 2026, from http://smartdefine.org/radiata/definitions/2052271 |
| Chicago | Webster's. 2011. "Radiata" http://smartdefine.org/radiata/definitions/2052271 (accessed September 21, 2026). |
| Harvard | Webster's 2011, Radiata, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/radiata/definitions/2052271>. |
| MLA | Webster's. "Radiata" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/radiata/definitions/2052271> |