- Brown seaweed - Large brown seaweed - Seaweed - Seaweed variety - Type of seaweed - The calcined ashes of seaweed, -- formerly much used in the
manufacture of glass, now used in the manufacture of iodine. - Any large blackish seaweed.
- A seaweed of a reddish brown color, which is sometimes
eaten, as in Scotland. The true dulse is Sarcophyllis edulis; the
common is Rhodymenia. [Written also dillisk.]