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water hyacinth
noun
Definition of WATER HYACINTH
: 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
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First Known Use of WATER HYACINTH
circa 1890
WATER HYACINTH Defined for Kids
water hyacinth
noun
Definition of WATER HYACINTH for Kids
: a floating water plant that often clogs streams in the southern United States
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