coumarin
noun
cou·ma·rin
ˈkü-mə-rən 
: 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
Examples of coumarin in a Sentence
Recent Examples on the Web
In any case, chamomile flowers—which look like adorable, tiny daisies—contain flavonoids, terpenoids, and coumarins which certainly have mildly sedative, anti-inflammatory, and antispasmodic properties.
—
Valentina Bottoni, Vogue, 23 Oct. 2024
Some cassia cinnamon products contain high levels of coumarin, a substance that can be harmful to the liver.
—Johna Burdeos, Health, 21 Oct. 2024
This is due to the spice's high concentration of anti-inflammatory and antioxidant compounds like coumarin, cinnamic acid, cinnamaldehyde, and eugenol.19
Cinnamon tea can be made with ground cinnamon or cinnamon sticks.
—Jillian Kubala, Health, 16 July 2024
Sweet, vanilla-scented coumarin is found in cinnamon.
—Popular Science, 31 Aug. 2023
Both jars also showed hints of the compounds coumarin and benzoic acid.
—Popular Science, 31 Aug. 2023
This latest version of the scent reportedly features top notes of lavender and bergamot, middle notes of jasmine, iris, and rose, and base notes of vanilla, sandalwood, coumarin, benzoin, licorice, and patchouli.
—Marci Robin, Allure, 4 Aug. 2019
Galium odoratum owes its sweet scent to the odiferous agent coumarin.
—Earl Nickel, SFChronicle.com, 8 June 2018
Cassia can contain relatively high concentrations of coumarin, a plant compound that can damage the liver.
—Sandee Lamotte, CNN, 8 Mar. 2018
These examples are automatically compiled from online sources to
illustrate current usage. Opinions expressed in the examples do not represent those of
Merriam-Webster or its editors.
Send us feedback
about these examples.
Valentina Bottoni, Vogue, 23 Oct. 2024
Some cassia cinnamon products contain high levels of coumarin, a substance that can be harmful to the liver.
—Johna Burdeos, Health, 21 Oct. 2024
This is due to the spice's high concentration of anti-inflammatory and antioxidant compounds like coumarin, cinnamic acid, cinnamaldehyde, and eugenol.19
Cinnamon tea can be made with ground cinnamon or cinnamon sticks.
—Jillian Kubala, Health, 16 July 2024
Sweet, vanilla-scented coumarin is found in cinnamon.
—Popular Science, 31 Aug. 2023
Both jars also showed hints of the compounds coumarin and benzoic acid.
—Popular Science, 31 Aug. 2023
This latest version of the scent reportedly features top notes of lavender and bergamot, middle notes of jasmine, iris, and rose, and base notes of vanilla, sandalwood, coumarin, benzoin, licorice, and patchouli.
—Marci Robin, Allure, 4 Aug. 2019
Galium odoratum owes its sweet scent to the odiferous agent coumarin.
—Earl Nickel, SFChronicle.com, 8 June 2018
Cassia can contain relatively high concentrations of coumarin, a plant compound that can damage the liver.
—Sandee Lamotte, CNN, 8 Mar. 2018
Dictionary Entries Near coumarin
Cite this Entry
“Coumarin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coumarin. Accessed 5 Nov. 2024.
Copy CitationMedical Definition
coumarin
noun
cou·ma·rin
ˈkü-mə-rən
: 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
Love words? Need even more definitions?
Merriam-Webster unabridged
Share