- (n.) The outer integument of a seed; the episperm or spermoderm.
- (n.) The external hard or firm covering of many invertebrate animals.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). testa. Retrieved September 20, 2026, from http://smartdefine.org/testa/definitions/2071450 |
| Chicago | Webster's. 2011. "testa" http://smartdefine.org/testa/definitions/2071450 (accessed September 20, 2026). |
| Harvard | Webster's 2011, testa, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/testa/definitions/2071450>. |
| MLA | Webster's. "testa" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/testa/definitions/2071450> |