: any of various floating or submerged aquatic plants (such as elodea) having usually inconspicuous flowers
Example Sentences
Recent Examples on the WebThe Granta was once clear, but too many fertilizers now leach off the adjacent land, and the river is choked in waterweed. Anelise Chen, The Atlantic, 27 May 2021 Since then, the state has worked diligently to restore wetland habitats, where swans forage for the stems and leaves of waterweed, pondweeds and muskgrass among other plants. Cameron Fields, cleveland, 12 Mar. 2021 On tournament day, the anglers steered their sleek, low-riding boats, some costing upward of $75,000, to places with thick patches of invasive water primrose and Brazilian waterweed. Kurtis Alexander, San Francisco Chronicle, 10 Dec. 2020 Another major lake, Ulsoor, is choked with garbage and construction waste and is gasping under a blanket of thick waterweeds.Washington Post, 16 May 2018