Sargasso Sea

American  

noun

1. a relatively calm area of water in the N Atlantic, NE of the West Indies.

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Sargasso Sea British  

noun

1. a calm area of the N Atlantic, between the Caribbean and the Azores, where there is an abundance of floating seaweed of the genus Sargassum

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Example Sentences

This timing is notable because in 2010 strong winds transported brown algae from the Sargasso Sea into the tropical Atlantic for the first time.

From Science Daily • Nov. 19, 2025

"And we've still yet to see breeding at the Sargasso Sea."

From BBC • Aug. 30, 2025

“I was sailing in the Sargasso Sea constantly and seeing this incredible ecosystem that we would pass by and collect in our nets and examine,” she said.

From Slate • Jul. 16, 2023

An effort led by the government of Bermuda is advocating for the Atlantic Ocean’s Sargasso Sea, which also contains a garbage patch, to be named a marine protected area.

From Science Magazine • May 17, 2023

He was sleek and snowy and shining, like an eel preparing for its nuptial journey to the Sargasso Sea, for the time of Nimue was at hand.

From "The Once and Future King" by T. H. White