riverweed
[ riv-er-weed ]
/ ˈrɪv ərˌwid /
noun
any of several chiefly tropical submerged aquatic plants of the genus Podostemum and related genera, growing in rapidly moving streams.
Nearby words
rivers, riverscape, riverside, riverview, riverward, riverweed, rivet, rivet set, riveting, riviera, riviera beach
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019