malignant
/məˈlɪɡnənt/ adjective, noun
Forms malignants
- adjective Harmful, malevolent, injurious. “malignant temper; malignant revenge; malignant infection”
- adjective (medicine) Tending to produce death; threatening a fatal issue. “malignant diphtheria”
- noun A deviant; a person who is hostile or destructive to society.
- noun (historical, derogatory, obsolete) A person who fought for Charles I in the English Civil War.
Synonyms
Antonyms
Etymology
From Middle French malignant, from Late Latin malignans. See malign.
Webster’s 1913
- adjective Disposed to do harm, inflict suffering, or cause distress; actuated by extreme malevolence or enmity; virulently inimical; bent on evil; malicious.
- adjective Characterized or caused by evil intentions; pernicious. "Malignant care." Macaulay.
- noun A man of extrems enmity or evil intentions. Hooker.
- noun One of the adherents of Charles L. or Charles LL.; --so called by the opposite party.
Etymology [L. malignans, -antis, p. pr. of malignare, malignari, to do or make maliciously. See Malign, and cf. Benignant.]
Sources: Wiktionary · Webster’s 1913 — from the Wiktionary entry “malignant”, CC BY-SA 4.0. Details