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Definition of pinhoen oil in English:

pinhoen oil

noun

rare

  • An oil produced from either of two kinds of physic nut, Jatropha curcas and J. multifidus, used as a purgative and emetic; also "oil of pinhoen".

Origin

Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist.