Coumarin Definition

ko͝omər-ĭn
noun
A toxic, white crystalline substance, C9H6O2, with the odor of vanilla, obtained from the tonka bean and certain other plants or made synthetically: used in perfumes, soaps, etc.
Webster's New World

(organic chemistry) The bicyclic aromatic compound 1,2-benzopyrone or any of its derivatives.

Wiktionary

Other Word Forms of Coumarin

Noun

Singular:
coumarin
Plural:
coumarins

Origin of Coumarin

  • French coumarine from coumarou tonka bean tree from Spanish coumarú from Portuguese cumaru from Tupí cumarú, commaru

    From American Heritage Dictionary of the English Language, 5th Edition

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