See Also: picoline(medicine)
picoline(dictionary)

picoline (iou)



picoline noun. M19.
[from Latin pic-, pix pitch + oleum oil + -INE5.]
Chemistry. A colourless liquid heteroaromatic base with a pungent smell, obtained from coal tar, bone-oil, etc.; 2-methylpyridine, C5H4NCH3.
pico'linic adjective:
picolinic acid, a crystalline acid, C5H4NCOOH, derived from picoline L19.