seaweed

noun
sea·​weed | \ ˈsē-ˌwēd How to pronounce seaweed (audio) \

Definition of seaweed

1 : a mass or growth of marine plants
2 : a plant growing in the sea especially : a marine alga (such as a kelp)

Examples of seaweed in a Sentence

Recent Examples on the Web Our study suggests that these baby turtles are mistakenly feeding on plastic floating in and around the seaweed. Catherine Eastman, The Conversation, "Newly hatched Florida sea turtles are consuming dangerous quantities of floating plastic," 31 Aug. 2020 My first shipment contained two pouches of a starter fertilizer containing seaweed extracts and iron. Andrea Beck, Better Homes & Gardens, "This New Subscription Service Provides an Easy Solution to Fertilizing Your Lawn," 28 Aug. 2020 On an island in Denmark, Henning Johansen is restoring a 300-year-old tradition, placing thick, heavy bundles of silvery seaweed atop old homes. Jeff Swensen, National Geographic, "Will new technology make flying safer now?," 18 Aug. 2020 The American and Mexican scientists involved in Burger King's new initiative have studied cow methane for a long time, including seaweed as another potential gas reducer. Caroline Delbert, Popular Mechanics, "Burger King Is Making Its Cows Fart Less to Slow Climate Change," 14 July 2020 Dives along the outer reef of the 15-mile atoll revealed the seaweed in varying densities and depths. Author: Caleb Jones, Anchorage Daily News, "Aggressive seaweed smothers one of world’s most remote reefs in the Hawaiian Islands," 8 July 2020 The area is heavily polluted with plastic, as both seaweed and plastic travel on and are concentrated by the same ocean currents. Catherine Eastman, The Conversation, "Newly hatched Florida sea turtles are consuming dangerous quantities of floating plastic," 31 Aug. 2020 Instead, they’re made with natural ingredients such as seaweed, soy protein, and molasses, based on cutting edge research from Cornell. Andrea Beck, Better Homes & Gardens, "This New Subscription Service Provides an Easy Solution to Fertilizing Your Lawn," 28 Aug. 2020 Tonight: Find it in figs, beets, mangos, seaweed and water chestnuts. BostonGlobe.com, "Horoscope," 15 Aug. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'seaweed.' 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 seaweed

1577, in the meaning defined at sense 1

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Time Traveler for seaweed

Time Traveler

The first known use of seaweed was in 1577

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Statistics for seaweed

Last Updated

20 Sep 2020

Cite this Entry

“Seaweed.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seaweed. Accessed 28 Sep. 2020.

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More Definitions for seaweed

seaweed

noun
How to pronounce seaweed (audio)

English Language Learners Definition of seaweed

: a type of plant that grows in the sea

seaweed

noun
sea·​weed | \ ˈsē-ˌwēd How to pronounce seaweed (audio) \

Kids Definition of seaweed

: an alga (as a kelp) that grows in the sea

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More from Merriam-Webster on seaweed

Nglish: Translation of seaweed for Spanish Speakers

Britannica English: Translation of seaweed for Arabic Speakers

Britannica.com: Encyclopedia article about seaweed

Comments on seaweed

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