SPHAGNUM Meaning of SPHAGNUM in English [ 'sfagnəm ]■ noun a plant of a genus that comprises the peat mosses. [Genus Sphagnum .]OriginC18: mod. L., from Gk sphagnos , denoting a kind of moss. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004