— picolinic /pik'euh lin"ik/ , adj.
/pik"euh leen', -lin/ , n. Chem.
any of three isomeric methyl derivatives of pyridine having the formula C 6 H 7 N, obtained from coal tar as a colorless oily liquid with a strong odor.
[ 1850-55; pic- (s. of pix ) PITCH 2 + -OL 2 + -INE 2 ]