dīˈk(y)üməˌrȯl, -ōl noun
or di·cou·ma·rin -_rə̇n
( -s )
Etymology: dicoumarol from Dicumarol, a trademark; dicoumarin from di- + coumarin
: a white crystalline compound C 19 H 12 O 6 that is obtained from spoiled sweet clover hay or made synthetically, is the actual pathogenic agent in sweet clover disease, and is used as an anticoagulant (as in the treatment of embolism); 3,3′-methylene-bis(4-hydroxy-coumarin) — called also bishydroxycoumarin