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gulf·weedalso gulf weed (gŭlf′wēd′)
Any of several brownish seaweeds of the genus Sargassum having rounded air bladders and often forming dense, floating masses in the Atlantic Ocean. Also called sargasso, sargassum.
[After the Gulf ofMexico.]
(Plants) any brown seaweed of the genus Sargassum, esp S. bacciferum, having air bladders and forming dense floating masses in tropical Atlantic waters, esp the Gulf Stream. Also called: sargasso or sargasso weed
1. a coarse, olive-brown, branching seaweed, Sargassum bacciferum, common in the Gulf Stream and in tropical American seas, characterized by numerous berrylike air vessels.
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|Noun||1.||gulfweed - brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea|
brown algae - algae having the chlorophyll masked by brown and yellow pigments
genus Sargassum - a genus of protoctist