The meaning of MALIGNANT is tending to produce death or deterioration; especially : tending to infiltrate, metastasize, and terminate fatally. How to use malignant in a sentence.

MALIGNANT definition: disposed to cause harm, suffering, or distress deliberately; feeling or showing ill will or hatred. See examples of malignant used in a sentence.

MALIGNANT meaning: 1. A malignant disease or growth is cancer or is related to cancer, and is likely to be harmful…. Learn more.

Dec 4, 2025 · While benign tumors are noncancerous and generally grow slowly without invading nearby tissues, malignant tumors are cancerous, capable of rapid growth, and can invade surrounding …

Definition of malignant adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Malignancy (from Latin male 'badly' and -gnus 'born') is the tendency of a medical condition to become progressively worse; the term is most familiar as a characterization of cancer.

1. inclined to cause harm, suffering, or distress. 2. very dangerous or harmful in influence or effect. 3. a. tending to produce death, as bubonic plague. b. (of a tumor) characterized by uncontrolled growth; …

A term for diseases in which abnormal cells divide without control and can invade nearby tissues. Malignant cells can also spread to other parts of the body through the blood and lymph systems.

If you say that someone is malignant, you think they are cruel and like to cause harm. He said that we were evil, malignant and mean. ...a community over-run by a malignant minority indulging in crime …

MALIGNANT meaning: 1 : very serious and dangerous tending or likely to grow and spread in a rapid and uncontrolled way that can cause death; 2 : very evil