(n.pl.) An order of reptiles, including the tortoises and turtles, peculiar in having a part of the vertebrae, ribs, and sternum united with the dermal plates so as to form a firm shell. The jaws are covered by a horny beak. See Reptilia; also, Illust. in Appendix.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). chelonia. Retrieved September 26, 2026, from http://smartdefine.org/chelonia/definitions/1986576 |
| Chicago | Webster's. 2011. "chelonia" http://smartdefine.org/chelonia/definitions/1986576 (accessed September 26, 2026). |
| Harvard | Webster's 2011, chelonia, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/chelonia/definitions/1986576>. |
| MLA | Webster's. "chelonia" 27 May 2011. Web. 26 September 2026. <http://smartdefine.org/chelonia/definitions/1986576> |