rockweed

English

Etymology

From rock +‎ weed.

Noun

rockweed (countable and uncountable, plural rockweeds)

1. Ascophyllum nodosum, a seaweed also known as knotted wrack.
2. Fucus vesiculosus, a similar seaweed also known as bladderwrack.

Hypernyms

• (both): brown alga

Translations

Ascophyllum nodosum — see knotted wrack

Fucus vesiculosus — see bladderwrack