sargassum Sargassum • sargo · · · Info · Definitions · Synonyms · Characters · · sargassum · · Text Latin · · Script 9 · · Length Definitions · · · (noun) brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea. Synonyms: gulfweed, sargasso, Sargassum bacciferum. · · Noun Definition 1 Synonyms · · · gulfweed · · Synonym 1 sargasso · · Synonym 2 sargassum bacciferum · · Synonym 3 Characters · · a latin small letter a U+0061 g latin small letter g U+0067 m latin small letter m U+006D r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075