Definition of Chinese rhubarb in English:

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Chinese rhubarb

noun

A tall perennial plant with palmate leaves, whitish flowers, and winged fruits. The dried rhizomes and roots are used medicinally.
  • Rheum longifolia, family Polygonaceae
Example sentences
  • The inhibitory substance in Chinese rhubarb was soluble in polar solvents and less soluble in nonpolar solvents.
  • Weakened decoctions of Chinese rhubarb are used for diarrhea, while stronger ones are effective for constipation or cramps with delayed menstruation.
  • Although its rhizomes served folk medicine as a mild laxative, they do not have the medicinal properties that give Chinese rhubarb its powers.
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