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.

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.

What Does 'Malignant' Mean? “Malignant” is a term used to describe active cancer cells or tumors. This is a general term, however, and may be applied to any condition that is serious enough to lead to a …

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

6 days ago · malignant (comparative more malignant, superlative most malignant) Harmful, malevolent, injurious. quotations malignant temper; malignant revenge; malignant infection

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.

Dec 7, 2025 · The word “malignant” in a medical context describes a condition that is dangerous to health and tends to become progressively worse. This term is most commonly associated with …

In medicine, malignant is commonly used to describe a cancerous tumour or group of cells. The opposite of malignant is benign.

malignant A term usually applied to cancerous tumours but also used to qualify unusually serious forms of various diseases tending to cause death unless effectively treated.