Dictionary
gulf•weed
Pronunciation: (gulf'wēd"), [key]—
n.
1. a coarse, olive-brown, branching seaweed,
Sargassum bacciferum, common in the Gulf Stream and tropical American seas, characterized by numerous berrylike air vessels.
2. any seaweed of the same genus.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.