tonka bean

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English

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Alternative forms

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Noun

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tonka bean (plural tonka beans)

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  1. A black wrinkled seed of a neotropical legume tree of species Dipteryx odorata, used as a perfume and vanilla substitute due to its high coumarin content.
    • 2022, Ayanna Lloyd Banwo, When We Were Birds, Hamish Hamilton, page 155:
      Like when she and Seema [...] climb the tonka bean tree.