coumarin

or ��·��·��

[ koo-muh-rin ]

Phonetic (Standard)IPA

noun

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

/ ˈ��ː��ə��ɪ�� /

noun

a white vanilla-scented crystalline ester, used in perfumes and flavourings and as an anticoagulant. Formula: C 9 H 6 O 2

coumarin

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

ˈ��ǳܳ��, adjective

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Word History and Origins

Origin of coumarin¹

1820–30; < French coumarine, equivalent to coumar ( ou ) tonka-bean tree (< Spanish ��ܳ��ú < 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 ��ܳ��ú, from Tupi

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Example Sentences

Examples have not been reviewed.

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.

From

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

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

From

Coumarin is a secondary plant compound found in various plants.

From

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.

From

Coumadin coumarone

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