( n. pl. )
A division of ciliated Infusoria having a circle of cilia around the oral disk and sometimes another around the body. It includes the vorticellas. See Vorticella.
( n. pl. )
A division of ciliated Infusoria having a circle of cilia around the oral disk and sometimes another around the body. It includes the vorticellas. See Vorticella.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012