{ Malignance (?), Malignancy , } n. [See Malignant.] 1. The state or quality of being malignant; extreme malevolence; bitter enmity; malice; disposition toward evil; intense ill will; as, malignancy of heart.
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2. Unfavorableness; evil nature.
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The malignancy of my fate might perhaps distemner yours. Shak.
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3. (Med.) Virulence; tendency to a fatal issue; as, the malignancy of an ulcer or of a fever.
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4. Hence: (Med.) A cancerous tumor that is spreading beyond the point of origin.
Syn. -- malignant tumor, malignant neoplasm, metastatic tumor.
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5. The state of being a malignant.
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