noun
- The outermost membranous sac enclosing the embryo in higher vertebrates (reptiles, birds and mammals. ).
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). chorion. Retrieved September 21, 2026, from http://smartdefine.org/chorion/definitions/1194958 |
| Chicago | WordNet. 2010. "chorion" http://smartdefine.org/chorion/definitions/1194958 (accessed September 21, 2026). |
| Harvard | WordNet 2010, chorion, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/chorion/definitions/1194958>. |
| MLA | WordNet. "chorion" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/chorion/definitions/1194958> |