fluorouracil
nounUK /ˌflʊə.ɹə(ʊ)ˈjʊə.ɹə.sɪl/ · US /ˌflʊɹ.oʊˈjʊɹ.əˌsɪl/
Etymology From fluoro- + uracil.
1
Medicine, Pharmacology, Sciences A fluorine-substituted derivative of uracil C₄H₃FN₂O₂ which inhibits DNA synthesis and is used as a chemotherapy drug in the treatment of cancer.