rock·​weed | \ ˈräk-ˌwēd How to pronounce rockweed (audio) \

Definition of rockweed

: any of various coarse brown algae (order Fucales, especially genera Fucus, Ascophyllum, and Sargassum) growing in marine environments free-floating or attached to rocks

Examples of rockweed in a Sentence

Recent Examples on the Web The state’s seaweed industry also includes a wild harvest of rockweed, which is used for livestock feed and fertilizers. From Usa Today Network And Wire Reports, USA TODAY, "Seaweed surplus, vaccine dose reductions, DC gets help: News from around our 50 states," 21 Dec. 2020 Marley waded into the water in search of golden rockweed. Sharon Boorstin, Los Angeles Times, "Edible seaweed is the star of this coastal forager’s tour," 21 Oct. 2020 Maine’s rockweed industry hinged on a similarly liberal interpretation of the ancient colonial rules. Ben Goldfarb, Smithsonian, "How Seaweed Connects Us All," 31 May 2018 This seaweed struggle, and the fate of A. nodosum itself, hinges on a single question, patently absurd yet bizarrely complex: is rockweed, in defiance of logic and biology, really a fish? Michelle Weber, Longreads, "What Is the Hot Commodity, Exactly?," 1 June 2018 But rockweed does not fit easily into existing categories. Ben Goldfarb, Smithsonian, "How Seaweed Connects Us All," 31 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rockweed.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of rockweed

1583, in the meaning defined above

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Time Traveler for rockweed

Time Traveler

The first known use of rockweed was in 1583

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Statistics for rockweed

Last Updated

7 Jan 2021

Cite this Entry

“Rockweed.” Dictionary, Merriam-Webster, Accessed 25 Feb. 2021.

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