oenin

noun

oe·​nin

variants or less commonly enin

ˈēnə̇n

plural -s

: an anthocyanin pigment occurring in the skin of the blue grape and forming a dark red or reddish brown crystalline chloride C₂₃H₂₅ClO₁₂

Word History

Etymology

International Scientific Vocabulary oen- + -in; probably originally formed as German önin

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