Also found in: Wikipedia.
Related to Lutidine: Collidine, picoline


n.1.(Chem.) Any one of several metameric alkaloids, C5H3N.(CH3)2, of the pyridine series, obtained from bone oil as liquids, and having peculiar pungent odors. These alkaloids are also called respectively dimethyl pyridine, ethyl pyridine, etc.
References in periodicals archive ?
After cooling, the water is analyzed for formaldehyde using the lutidine method, with results reported in ppm.