- (n.) A single zooid of a compound protozoan.
- (n.) One of the Protozoa.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). protozoon. Retrieved September 24, 2026, from http://smartdefine.org/protozoon/definitions/2050278 |
| Chicago | Webster's. 2011. "protozoon" http://smartdefine.org/protozoon/definitions/2050278 (accessed September 24, 2026). |
| Harvard | Webster's 2011, protozoon, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/protozoon/definitions/2050278>. |
| MLA | Webster's. "protozoon" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/protozoon/definitions/2050278> |