infusoria
noun plural
in·fu·so·ria
ˌin-fyü-ˈzōr-ē-ə 
-ˈsōr-
-ˈsōr-
often capitalized
: organisms that are infusorians
—not used technically
Cite this Entry
“Infusoria.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/infusoria. Accessed 29 Nov. 2025.
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