Picolinic Acid Definition

pĭkə-lĭnĭk, pīkə-

noun

A carboxylic acid derivative of pyridine, C₆ H₅ NO₂ , that is an isomer of niacin. Biosynthesized from tryptophan, it serves as an important chelating agent to assist in digestive uptake of beneficial trace metals. It is also produced and used industrially in the manufacture of herbicides.

American Heritage

(organic chemistry) An isomer of nicotinic acid pyridine-2-carboxylic acid.

Wiktionary

Origin of Picolinic Acid

picolin(e) (from the fact that it is derived from an isomer of picoline) –ic

From American Heritage Dictionary of the English Language, 5th Edition