Any of several isomeric aromatic diamines, C14 H16 N2 , derived from toluene, one of which is used as a reagent to test for gold and for chlorine in water.
Any of a group of isomeric dimethyl derivatives of benzidine, C14H16N2, used in the manufacture of dyes and in the detection of gold and chlorine.
Origin of tolidine
- tol(uene) –id(e) –ine
From American Heritage Dictionary of the English Language, 5th Edition