Definitions for vorticellaˌvɔr təˈsɛl ə; -ˈsɛl i
Random House Webster's College Dictionary
vor•ti•cel•laˌvɔr təˈsɛl ə; -ˈsɛl i(n.)(pl.)-cel•lae; -cel•las.
any ciliated protozoan of the genus
Origin of vorticella:
1780–90; < NL
any of various protozoa having a transparent goblet-shaped body with a retractile stalk
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