The story
- French · borrowed fromcoumarine
- English todaycoumarin
From coumarou (“tonka bean, Dipteryx odorata (syn. Coumarouna odorata)”) + -in, or from French coumarine.
Etymology from Wiktionary, CC BY-SA 4.0.
coumarin
Today it means: The bicyclic aromatic compound 1,2-benzopyrone or any of its derivatives. Full definition →
French coumarine