noun🔗ShareInfusionstierchen, WimperntierchenAny 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. "Unter dem Mikroskop offenbarte das Teichwasser eine wimmelnde Welt von Infusionstierchen, darunter winzige Protozoen, die zwischen den Algen umherschossen.organismmicroorganismbiologyenvironmentnatureanimalscienceChat with AIVocabulary GamePractice Reading