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.
- unoperculate
- unoperculated
- Food Guide Pyramid
- food hall
- food hygiene
- foodie
- fooding
- food-insecure
- food insecurity
- food intolerance
- food irradiation
- foodism
- foodist
- food journal
- foodless
- food lift
- food mile
- food mill
- food mixer
- food pantry
- food parcel
- food poisoning
- food processing
- food processor
- food pyramid