Meaning of abietic acid in English:
abietic acid
noun
ChemistryA terpenoid acid which is the main constituent of rosin; (also) any of a group of resin acids having structures closely related to this.
Abietic acid is a diterpenoid acid with a tricyclic molecule based on a phenanthrene ring system. Formula: C₁₉H₂₉COOH.
Origin
Early 19th century.
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