What is "pinolenic acid"

n. (context organic compound English) A polyunsaturated fatty acid found mainly in pine nuts.

Pinolenic acid (often misspelled as pinoleic acid) is a fatty acid contained in Siberian Pine nuts, Korean Pine nuts and the seeds of other pines ( Pinus species). The highest percentage of pinolenic acid is found in Siberian pine nuts and the oil produced from them.