Found 2 items, similar to sargassum.
English → English (WordNet) Definition: sargassum sargassum n : brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea [syn: gulfweed, sargasso, Sargassum bacciferum]
English → English (gcide) Definition: Sargassum Sargassum \Sar*gas"sum\, n. [NL.] A genus of alg[ae] including the gulf weed. [1913 Webster]