noun🔗ShareInfusoriosAny of the many minute aquatic creatures, such as protozoa and unicellular algae, found in freshwater habitats."Under a microscope, the pond water revealed a teeming world of infusoria, including tiny protozoa darting amongst the algae. "Bajo un microscopio, el agua del estanque reveló un mundo repleto de infusorios, incluyendo diminutos protozoos que se movían entre las algas.organismmicroorganismbiologyenvironmentnatureanimalscienceChat with AIVocabulary GamePractice Reading