Definition of piperic acid in English:

piperic acid

noun

Chemistry
  • A crystalline bicyclic acid derived from piperine; 5-(1,3-benzodioxol-5-yl)-2,4-pentadienoic acid, (OCH₂O)H₃C₆—(CH)₄—COOH.

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.