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coumarin

or cu·ma·rin

[ koo-muh-rin ]

noun

  1. a fragrant crystalline substance, C 9 H 6 O 2 , obtained from the tonka bean, sweet clover, and certain other plants or prepared synthetically, used chiefly in soaps and perfumery.


coumarin

/ ˈkuːmərɪn /

noun

  1. a white vanilla-scented crystalline ester, used in perfumes and flavourings and as an anticoagulant. Formula: C 9 H 6 O 2
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

coumarin

/ ko̅o̅mər-ĭn /

  1. A fragrant crystalline compound extracted from several plants, such as tonka beans and sweet clover, or produced synthetically. Coumarin and its derivatives are widely used in perfumes, as anticoagulants, and as rodenticides. Chemical formula: C 9 H 6 O 2 .
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Derived Forms

  • ˈcoumaric, adjective
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Word History and Origins

Origin of coumarin1

1820–30; < French coumarine, equivalent to coumar ( ou ) tonka-bean tree (< Spanish cumarú < Portuguese < Tupi cumaru ) + -ine -in 2
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Word History and Origins

Origin of coumarin1

C19: from French coumarine, from coumarou tonka-bean tree, from Spanish cumarú, from Tupi
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Example Sentences

Alongside is a sidecar of vanilla-tonka bean maple syrup, heady with the almond-y, fresh-hay scent of coumarin — a naturally occurring chemical in the seeds of the kumaru tree.

One of the active ingredients, coumarin, can be toxic for some people's livers.

From Salon

Cassia cinnamon contains up to 1% of coumarin, and the Ceylon variety contains much less, 0.004%.

From Salon

Coumarin is a secondary plant compound found in various plants.

The team led by Prof. Tsogoeva at the Chair of Organic Chemistry I decided to combine artemisinin with bioactive coumarins because coumarin derivatives also possess anti-malaria properties.

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