river weed
/ˈrɪvə ˌwiːd/noun
1An alga or flowering plant that grows in rivers.
2 North American. Any plant of the genus Podostemum or (more widely) the family Podostemaceae; especially the threadfoot, P. ceratophyllum.
Origin
Mid 17th century; earliest use found in Thomas Johnson (d. 1644), apothecary and soldier. From river + weed.
- chain letter
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- chain of ponds
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- Chain, Sir Ernst Boris
- chain-smoke
- chain-smoker
- chain stitch
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- chain wheel
- chair
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- chair car
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