- an unstable, oily, colorless liquid, CHOS, that decomposes into ethyl alcohol and carbon disulfide at 24°C
- any of a series of acids having the general formula ROC(S)SH, in which R is any hydrocarbon radical
See xanthic acid in American Heritage Dictionary 4
Any of various unstable acids of the form ROC(S)SH, in which R is usually an alkyl radical.
Origin: From the yellow color of its salts