Definition of coumarin
: a toxic white crystalline lactone C9H6O2 with an odor of new-mown hay found in plants or made synthetically and used especially in perfumery and as a parent compound in anticoagulant agents; also : a derivative of this compound
From the M-W Editors
Origin and Etymology of coumarin
French coumarine, from coumarou tonka bean tree, from Spanish or Portuguese; Spanish cumarú, from Portuguese, from Tupi *kumarú, *kumbarú
First Known Use: 1830
Medical Dictionary
coumarin
playMedical Definition of coumarin
: a toxic white crystalline lactone C9H6O2 with an odor of new-mown hay found in plants or made synthetically and used especially in perfumery and as the parent compound in various anticoagulant agents (as warfarin); also : a derivative of this compound
Learn More about coumarin
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Britannica English: Translation of coumarin for Arabic speakers Britannica.com: Encyclopedia article about coumarin
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