Malignance
Pronunciation : Ma*lig"nance, Ma*lig"nan*cy
Part of Speech : n.
Etymology : [See Malignant.]
Definition : 1. The state or quality of being malignant; extreme malevolence; bitter enmity; malice; as, malignancy of heart.
2. Unfavorableness; evil nature. The malignancy of my fate might perhaps distemner yours. Shak.
3. (Med.)
Defn: Virulence; tendency to a fatal issue; as, the malignancy of an ulcer or of a fever.
4. The state of being a malignant.
Syn. -- Malice; malevolence; malignity. See Malice.
Source : Webster's Unabridged Dictionary, 1913