knotted wrack

EnglishEdit

 
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NounEdit

knotted wrack (plural knotted wracks)

  1. A species of brown algae, Ascophyllum nodosum; a common seaweed of the northern Atlantic Ocean.

Usage notesEdit

  • Also bladderwrack (Fucus vesiculosus) is commonly known as "rockweed".

SynonymsEdit

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