noun Date: circa 1890 a showy floating aquatic herb ( Eichhornia crassipes ) of tropical South America that has become naturalized in warm regions (as of the southern United States) often clogging waterways
WATER HYACINTH
Meaning of WATER HYACINTH in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012