Hypertext Webster Gateway: "Seaweed"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Seaweed \Sea"weed`\, n.
1. Popularly, any plant or plants growing in the sea.
2. (Bot.) Any marine plant of the class Alg[ae], as kelp,
dulse, Fucus, Ulva, etc.
From WordNet (r) 1.7 (wn)
seaweed
n : plant growing in the sea, especially marine algae
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