(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 22, 2026, from http://smartdefine.org/radiata/definitions/2052271 |
| Chicago | Webster's. 2011. "radiata" http://smartdefine.org/radiata/definitions/2052271 (accessed September 22, 2026). |
| Harvard | Webster's 2011, radiata, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/radiata/definitions/2052271>. |
| MLA | Webster's. "radiata" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/radiata/definitions/2052271> |