(n.) Any one of numerous species of ciliated Infusoria belonging to Vorticella and many other genera of the family Vorticellidae. They have a more or less bell-shaped body with a circle of vibrating cilia around the oral disk. Most of the species have slender, contractile stems, either simple or branched.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). Vorticella. Retrieved September 26, 2026, from http://smartdefine.org/vorticella/definitions/2080277 |
| Chicago | Webster's. 2011. "Vorticella" http://smartdefine.org/vorticella/definitions/2080277 (accessed September 26, 2026). |
| Harvard | Webster's 2011, Vorticella, Smart Define, viewed 26 September, 2026, <http://smartdefine.org/vorticella/definitions/2080277>. |
| MLA | Webster's. "Vorticella" 28 May 2011. Web. 26 September 2026. <http://smartdefine.org/vorticella/definitions/2080277> |