retene

noun

ˈrēˌtēn,

ˈreˌ-

plural -s

: a crystalline hydrocarbon C₁₈H₁₈ isolated especially from pine tar, rosin oil, and various fossil resins but usually prepared from abietic acid and related compounds by dehydrogenation; 1-methyl-7-isopropyl-phenanthrene

Word History

Etymology

Greek rhētinē resin

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