nPhlorizin(Chem) A bitter white crystalline glucoside extracted from the root bark of the apple, pear, cherry, plum, etc.
Century Dictionary and Cyclopedia
nphlorizinA substance (C21H24O10) discovered in the fresh bark of the root of the apple, pear, cherry, and plum. It forms fine colorless four-sided silky needles, soluble in water. The solution has a bitter and slightly astringent taste. It has been used with success in intermittents, and while it is administered produces glycosuria.