coumarin
or cu·ma·rin
[ koo-muh-rin ]
/ ˈku mə rɪn /
noun
a fragrant crystalline substance, C9H6O2, obtained from the tonka bean, sweet clover, and certain other plants or prepared synthetically, used chiefly in soaps and perfumery.
Origin of coumarin
1820–30; < French
coumarine, equivalent to
coumar(ou) tonka-bean tree (< Spanish
cumarú < Portuguese < Tupi
cumaru) +
-ine
-in2
Words nearby coumarin
coulometry,
coulrophobia,
coulter,
coulter pine,
coumadin,
coumarin,
coumarone,
coumarone resin,
council,
council area,
council bluffs
Example sentences from the Web for coumarin
If coumarin is present, a brown, precipitate will form, and if stirred with a rod it will collect in dark green flecks.
Detection of the Common Food Adulterants |Edwin M. BruceCoumarin, an extract from tonka beans, may be used in making the extract.
Detection of the Common Food Adulterants |Edwin M. BruceGood hay should come out green and with the odour of coumarin—to which is due the scent of new-mown hay.
These researches incidentally solved the constitution of coumarin, the odoriferous principle of woodruff.
British Dictionary definitions for coumarin
coumarin
cumarin
/ (ˈkuːmərɪn) /
noun
a white vanilla-scented crystalline ester, used in perfumes and flavourings and as an anticoagulant. Formula: C 9 H 6 O 2
Derived forms of coumarin
coumaric or cumaric, adjectiveWord Origin for coumarin
C19: from French
coumarine, from
coumarou tonka-bean tree, from Spanish
cumarú, from Tupi
Scientific definitions for coumarin
coumarin
[ kōō′mər-ĭn ]
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: C9H6O2.