noun
- A fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves.
- synonyms: keratin
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). ceratin. Retrieved September 21, 2026, from http://smartdefine.org/ceratin/definitions/1264346 |
| Chicago | WordNet. 2010. "ceratin" http://smartdefine.org/ceratin/definitions/1264346 (accessed September 21, 2026). |
| Harvard | WordNet 2010, ceratin, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/ceratin/definitions/1264346>. |
| MLA | WordNet. "ceratin" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/ceratin/definitions/1264346> |