phenindione
/ˌfɛnɪnˈdʌɪəʊn/Pharmacology
noun
An anticoagulant drug having a structural analogy to vitamin K, used especially in the treatment of thrombosis.
- Chemical name: 2-phenylindan-1,3-dione, C15H10O2..
Origin
1950s; earliest use found in Proceedings of the Society for Experimental Biology and Medicine. From pheno- + in- (in indo-) + -dione.