noun
- One of the often brightly colored and branching hornlike structures on the back of the nudibranch (and other related mollusks) that serve as gills. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). ceras. Retrieved September 22, 2026, from http://smartdefine.org/ceras/definitions/1197282 |
| Chicago | WordNet. 2010. "ceras" http://smartdefine.org/ceras/definitions/1197282 (accessed September 22, 2026). |
| Harvard | WordNet 2010, ceras, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/ceras/definitions/1197282>. |
| MLA | WordNet. "ceras" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/ceras/definitions/1197282> |