sargassum
noun
sar·gas·sum sär-ˈga-səm 
: any of a genus (Sargassum) of brown algae that have a branching thallus with lateral outgrowths differentiated as leafy segments, air bladders, or spore-bearing structures : gulfweed
Example Sentences
Recent Examples on the Web Masses of sargassum also have strangled the Caribbean’s fishing industry. 
Fox News, 4 Aug. 2022 SargAssure, a project backed by the UK space agency in collaboration with universities in the UK and Mexico, uses Planet’s data to create a dashboard that municipalities or local businesses can use to track sargassum. Tim Fernholz, Quartz, 26 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Not only were they found to be eating sargassum, a type of floating brown algae, but these plants were contributing to their energy and growth. Melissa Cristina Márquez, Forbes, 9 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Hu compiled additional data for The Associated Press that showed sargassum levels for the eastern Caribbean at a near record high this year, second only to those reported in July 2018. DÁnica Coto, Sun Sentinel, 3 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Masses of sargassum also have strangled the Caribbean's fishing industry. Dánica Coto, USA TODAY, 4 Aug. 2022 See More
Fox News, 4 Aug. 2022 SargAssure, a project backed by the UK space agency in collaboration with universities in the UK and Mexico, uses Planet’s data to create a dashboard that municipalities or local businesses can use to track sargassum. Tim Fernholz, Quartz, 26 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Not only were they found to be eating sargassum, a type of floating brown algae, but these plants were contributing to their energy and growth. Melissa Cristina Márquez, Forbes, 9 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Hu compiled additional data for The Associated Press that showed sargassum levels for the eastern Caribbean at a near record high this year, second only to those reported in July 2018. DÁnica Coto, Sun Sentinel, 3 Aug. 2022 Masses of sargassum also have strangled the Caribbean’s fishing industry. Fox News, 4 Aug. 2022 Masses of sargassum also have strangled the Caribbean's fishing industry. Dánica Coto, USA TODAY, 4 Aug. 2022 See More Word History
Etymology
borrowed from New Latin, borrowed from Portuguese sargaço sargasso
First Known Use
circa 1890, in the meaning defined above