- any of the six poisonous, liquid, isomeric compounds having the formula CHN, resembling aniline and derived from xylene
- a mixture of these isomeric compounds, used in making certain dyes and in organic synthesis
Origin of xylidine; from xylene + -id(e) + -ine
- Any of six toxic isomeric anilines, C8H11N, derived from xylene, used chiefly as dye intermediates.
- Any of various mixtures of xylidine isomers.