1) Anticoagulant 2) Anticoagulant medication 3) Decoagulant 4) Dicoumarol 1) Dicoumarin 2) Dicoumarol 
<chemical> An oral anticoagulant that interferes with the metabolism of vitamin k. It is also used in biochemical experiments as an inhibitor of reductases. ... Pharmacological action: anticoagulant, enzyme inhibitors, uncoupling agents. ... Chemical name: 2H-1-Benzopyran-2-one, 3,3'-methylenebis(4-hydroxy- ... (12 Dec 1998) ... 
(di-koo´mә-rol) a coumarinanticoagulant that acts by inhibiting the synthesis of vitamin K–dependent coagulation factors (prothrombin and factors VII, IX, and X) and protein C and protein S in the liver; used in the prevention and treatment of thromboembolic disorders.
Type: Term Pronunciation: dī-kū′mă-rol Definitions: 1. An anticoagulant that acts in the liver to block synthesis of vitamin K and vitamin K-dependent coagulation factors; discovered as the causative agent in spoiled hay, which caused bleeding in cattle (sweet clover disease).
[n] - an anticoagulant drug that has now been largely replaced by warfarin
dicoumarol noun an anticoagulant drug that has now been largely replaced by warfarin
a synthetic coumarin derivative, CHO, used chiefly to prevent blood coagulation and in the treatment of arterial thrombosis.