infusorium

== English == === Etymology === From New Latin īnfūsōrium, from Latin īnfundō. === Noun === infusorium (plural infusoria) (biology) Any of the many minute aquatic creatures, such as protozoa and unicellular algae, found in freshwater habitats. ==== Derived terms ==== infusorial infusorian ==== Translations ==== ==== See also ====