seaweed(redirected from gulfweed)
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1. Any of numerous marine algae, such as a kelp, rockweed, or gulfweed.
2. A mass of such algae.
A genus of brown seaweed harvested from coastal waters which is a diuretic; it is used for thyroid conditions, to reduce phlegm, and for hernia-related and testicular pain. Some data suggest that sargassam may lower blood pressure and cholesterol, and have antifungal activity.