rockweed
rockweed · rockweeds
Ascophyllum nodosum, a seaweed also known as knotted wrackAscophyllum nodosum, a seaweed also known as knotted wrack.
Meaning
2 senses(countable, uncountable)Ascophyllum nodosum, a seaweed also known as knotted wrack.
(countable, uncountable)Fucus vesiculosus, a similar seaweed also known as bladderwrack.
More definitions
- coarse brown seaweed growing on rocks exposed at low tide
Origin
From rock + weed.From rock + weed.
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