seagrass

noun

sea·​grass ˈsē-ˌgras How to pronounce seagrass (audio)
: any of various submerged monocotyledonous plants (such as eelgrass, tape grass, and turtle grass) of tropical to temperate usually shallow coastal waters that have narrow grasslike leaves and often form dense underwater meadows

Examples of seagrass in a Sentence

Recent Examples on the Web
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The Terra Ceia Aquatic Preserve is home to healthy and thriving seagrass, wetlands and a vital wildlife habitat. Justin Tramble, The Orlando Sentinel, 21 Feb. 2026 When summer water temperatures soared, the hot salty water was unable to hold enough oxygen, and seagrass beds were unable to produce enough oxygen to survive. Bill Kearney, Sun Sentinel, 19 Feb. 2026 Beds of seagrass make the waters of the bay particularly appealing to turtles, while stunning white sand and nearby food and drink vendors make it among the most beloved beaches on the island. Carley Rojas Avila, Travel + Leisure, 7 Feb. 2026 If replacing your white carpet isn't an option right now, add visual interest by layering a seagrass rug over the carpet. Halee Miller Van Ryswyk, Better Homes & Gardens, 20 Jan. 2026 See All Example Sentences for seagrass

Word History

First Known Use

1578, in the meaning defined above

Time Traveler
The first known use of seagrass was in 1578

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Cite this Entry

“Seagrass.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/seagrass. Accessed 28 Feb. 2026.

Last Updated: - Updated example sentences
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