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spirogyra

noun
spi·​ro·​gy·​ra | \ ˌspī-rə-ˈjī-rə How to pronounce spirogyra (audio) \

Definition of spirogyra

: any of a genus (Spirogyra) of freshwater green algae with spiral chloroplasts

Examples of spirogyra in a Sentence

Recent Examples on the Web

 Specialists reckon that human run-off contributed to the lake’s latest crisis: the sudden and widespread appearance of a new form of algae, spirogyra. — The Economist, "Cleaning up Lake BaikalOn the world’s deepest lake, something new: Russian eco-activists," 22 Feb. 2018

First Known Use of spirogyra

1875, in the meaning defined above

History and Etymology for spirogyra

New Latin, from Latin spira + Greek gyros ring, circle

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