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English definition of “spirogyra”

spirogyra

noun [U]     /ˌspaɪə.rəˈdʒaɪə.rə/ US  /ˌspaɪ.roʊˈdʒaɪ-/ specialized
a type of freshwater algae (= very simple plants) formed of cells that contain a green spiral of chloroplastWater and marsh plants, bushes and trees
(Definition of spirogyra noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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