noun🔗ShareCyanobakterien, BlaualgenAny of very many photosynthetic prokaryotic microorganisms, of phylum Cyanobacteria, once known as blue-green algae."The pond water contained a large amount of cyanobacteria, making it look green and murky. "Das Teichwasser enthielt eine große Menge an Cyanobakterien, wodurch es grün und trüb aussah.organismmicroorganismbiologyenvironmentnatureplantscienceChat with AIVocabulary GamePractice Reading