1. 
   Coumarin
   Coumarin (n; 2H-chromen-2-one) is a fragrant chemical compound in the benzopyrone chemical class, found in many plants, notably in high concentration in the tonka bean (Dipteryx odorata), vanilla grass (Anthoxanthum odoratum), sweet woodruff (Galium odoratum), mullein (Verbascum spp.), sweet grass ...
   Found op http://en.wikipedia.org/wiki/Coumarin
   
   
2. 
   Coumarin
   A substance that deters feeding by certain insect pests Derived from glucosides in the plant, it is formed when tissues are disrupted by the feeding insect.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
3. 
   coumarin
   (= O-hydroxycinnamic acid) Pleasant-smelling compound found in many plants and released on wilting (probably a major component of the smell of fresh hay). Has anticoagulant activity by competing with Vitamin K. Coumarin derivatives have anti-inflammatory and antimetastatic properties and inhibit xan...
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
4. 
   Coumarin
   Cou'ma·rin (kō'mȧ*rĭn) noun [ French, from coumarou , a tree of Guiana.] (Chemistry) The concrete essence of the tonka bean, the fruit of Dipterix (formerly Coumarouna) odorata and consisting essentially of couma...
   Found op http://www.encyclo.co.uk/webster/C/170
   
   
5. 
   coumarin
   <drug> O hydroxycinnamic acid. Pleasant smelling compound found in many plants and released on wilting (probably a major component of the smell of fresh hay). Has anticoagulant activity by competing with Vitamin K. ... (18 Nov 1997) ...
   Found op http://www.mondofacto.com/facts/dictionary?coumarin
   
   
6. 
   coumarin
   (koo´mә-rin) a principle extracted from the tonka bean, from which several anticoagulants are derived that inhibit hepatic synthesis of vitamin K–dependent coagulation factors. any of these derivatives.
   Found op http://www.encyclo.co.uk/local/21001
   
   
7. 
   Coumarin
   • (n.) The concrete essence of the tonka bean, the fruit of Dipterix (formerly Coumarouna) odorata and consisting essentially of coumarin proper, which is a white crystalline substance, C9H6O2, of vanilla-like odor, regarded as an anhydride of coumaric acid, and used in flavoring. Coumarin in a...
   Found op http://thinkexist.com/dictionary/meaning/coumarin/
   
   
8. 
   coumarin
   an organic compound having the characteristic odour of new-mown hay, obtainable from the tonka tree (native to Guyana) or by chemical synthesis. It ... [3 related articles]
   Found op http://www.britannica.com/eb/a-z/c/149
   
   
9. 
   Coumarin
   Coumarin is a vegetable proximate principle, obtained from the Dipterix odordta or Tonka bean, sweet woodruff, sweet-scented vernal grass, melilot, etc. It has a pleasant aromatic odour, and a burning taste. It is used in perfumery, in medicine, and to give flavour to certain varieties of Swiss chee...
   Found op http://www.probertencyclopaedia.com/browse/AC1.HTM
   
   
10. 
    coumarin
    Type: Term Pronunciation: kū′mă-rin Definitions: 1. A general descriptive term applied to anticoagulants and other drugs derived from dicumarol, a component of the Tonka bean. 2. A fragrant neutral principle obtained from the Tonka bean, Dypterix odorata, and made synthetically from ...
    Found op http://www.medilexicon.com/medicaldictionary.php?t=20933
    
    
11. 
    coumarin
    A substance used to make drugs that prevent and treat blood clots in blood vessels and treat certain heart conditions. Coumarin is taken from certain plants and can also be made in the laboratory. It is a type of anticoagulant.
    Found op http://www.cancer.gov/dictionary?expand=C
    
    

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