From Longman Dictionary of Contemporary Englishmalignantma‧lig‧nant /məˈlɪɡnənt/ adjective 1 medicalMI a malignant disease is one such as cancer, which can develop in an uncontrolled way and is likely to cause someone’s death OPP benign She developed a malignant tumour in her breast.2 formalHATE showing that you hate someone a malignant look
Examples from the Corpus
malignant• The significantly lower plasminogen activator activity of malignant ascites is associated with greatly increased concentrations of plasminogen activator inhibitor-1.• Moby Dick is used as a symbol of all the malignant forces in the world.• One type of skin cancer is malignant melanoma.• Of the 66 deaths from other causes in men born after term, 34 were from malignant neoplasms.• Since then these stents have been used in bile ducts for malignant obstructive jaundice and are placed either percutaneously or endoscopically.• The malignant potential of many other virus types mainly found in association with mild to moderate dysplastic smears is uncertain.• The fashion for tanned skin is the main cause of the doubling of malignant skin cancers in the last ten years.• The increased concentration and urokinase in malignant tissues may partly explain the finding of increased concentrations of urokinase in malignant ascites.Origin malignant (1500-1600) Late Latin present participle of malignari; → MALIGN1 