Meanings
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1
adj
Harmful, malevolent, injurious.
Malignant temper; malignant revenge; malignant infection.
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2
adj
Tending to produce death; threatening a fatal issue.
Malignant diphtheria.
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3
noun
A deviant; a person who is hostile or destructive to society.
As devout Stephen was carried to his burial by devout men, so is it just and equal that malignants should carry malignants […].
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4
adj
dangerous to health
Thesaurus
Word family
Forms
malignantly
Derived forms
hematomalignantmalignancymalignantlymaligninnon-malignantnonmalignantparamalignantpremalignantpromalignantpseudomalignantsemimalignantunmalignant
Related forms
malign
Etymology
From Middle French malignant, from Late Latin malignans. See malign.