Meaning & use
Waterweed
Last updated
Any of several aquatic plants that grow submerged or floating in fresh water, especially ponds and slow streams.
See it in a sentence
The pond was so choked with waterweed that the koi were barely visible.
Canadian waterweed is a common oxygenating plant kept in home aquariums.
A note on using this word
A general term covering several unrelated species of submerged freshwater plants, not a single botanical genus.
Words with a similar meaning
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