- n xanthic acid any of a class of unstable organic acids containing sulphur
Webster's Revised Unabridged Dictionary
- Xanthic acid (Chem) a heavy, astringent, colorless oil, C2H5O.CS.SH, having a pungent odor. It is produced by leading carbon disulphide into a hot alcoholic solution of potassium hydroxide. So called from the yellow color of many of its salts. Called also xanthogenic acid.