infusorian

[ in-fyoo-sawr-ee-uh n, -sohr- ]
/ ˌɪn fyʊˈsɔr i ən, -ˈsoʊr- /
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noun

any of the Infusoria.

adjective

Origin of infusorian

First recorded in 1855–60; Infusori(a) + -an
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for infusorian

British Dictionary definitions for infusorian

infusorian

/ (ˌɪnfjʊˈzɔːrɪən) /

noun obsolete

any of the microscopic organisms, such as protozoans and rotifers, found in infusions of organic material
any member of the subclass CiliataSee ciliate (def. 3)

adjective

of or relating to infusorians
Derived Formsinfusorial, adjective

Word Origin for infusorian

C18: from New Latin Infusoria former class name; see infuse
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012