Variant: also di · cou · ma · rol
Pronunciation: d ī - ' k(y)ü-m ə - ˌ ro ̇ l, - ˌ r ō l
Function: noun
Etymology: di- + coumar in + 1 -ol
Date: 1942
: a crystalline compound C 19 H 12 O 6 orig. obtained from spoiled sweet clover hay and used to delay clotting of blood especially in preventing and treating thromboembolic disease