+Malignant describes a severe and aggressive condition, often progressing without restraint. In biology and medicine, it primarily refers to a [Tumor](/wiki/tumor) characterized by uncontrolled [Cell Growth](/wiki/cell-growth) and the potential to invade other tissues.
+## See also
+- [Cancer](/wiki/cancer)
+- [Metastasis](/wiki/metastasis)
+- [Benign](/wiki/benign)
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