SPIROGYRA Meaning of SPIROGYRA in English [ ˌspʌɪrə(ʊ)'dʒʌɪrə ]■ noun Botany a filamentous green alga of a genus that includes blanket weed. [Genus Spirogyra .]Originmod. L., from spiro- 1 + Gk guros , gura 'round'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004