knotted wrack
English
Noun
knotted wrack (plural knotted wracks)
- A species of brown algae, Ascophyllum nodosum; a common seaweed of the northern Atlantic Ocean.
Usage notes
- Also bladderwrack (Fucus vesiculosus) is commonly known as "rockweed".
Synonyms
Translations
Ascophyllum nodosum
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