ROCKWEED

rockweed

(noun) coarse brown seaweed growing on rocks exposed at low tide

Source: WordNet® 3.1


Etymology

Noun

rockweed (countable and uncountable, plural rockweeds)

Ascophyllum nodosum, a seaweed also known as knotted wrack.

Fucus vesiculosus, a similar seaweed also known as bladderwrack.

Hypernyms

• (both): brown alga

Source: Wiktionary


Rock"weed`, n. (Bot.)

Definition: Any coarse seaweed growing on sea-washed rocks, especially Fucus.

Source: Webster’s Unabridged Dictionary 1913 Edition



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