What is "gulfweed"

gulfweed \gulf"weed`\ (g[u^]lf"w[=e]d`), n. 1. A brown seaweed ( Sargassum bacciferum) with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea.

Syn: sargassum, sargasso, Sargassum bacciferum.

n. sargassum

n. brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea [syn: sargassum, sargasso, Sargassum bacciferum]