blue-green algae Meaning in Cambridge English Dictionary
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Meaning of "blue-green algae" - English Dictionary

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blue-green algaenoun [plural]

uk   us   /ˌbluːˌɡriːnˈæl.ɡiː/
a poisonous type of plant that grows on the surface of lakes in warm weather
(Definition of blue-green algae from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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