D defs.my
Entry 1 sense Webster, 1913

Cinchonidine

· Cin·chon·i·dine · IPA
01 n. One of the quinine group of alkaloids, found especially in red cinchona bark. It is a white crystalline substance, C19H22N2O, with a bitter…
  1. 1.
    One of the quinine group of alkaloids, found especially in red cinchona bark. It is a white crystalline substance, C19H22N2O, with a bitter taste and qualities similar to, but weaker than, quinine; -- sometimes called also cinchonidia.(Chem.) Also: cinchonidia