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malignant

3 syllables
adjectivenoun
Quick answer

As an adjective, malignant means harmful, malevolent, injurious. As a noun, it means a deviant.

Meanings of malignant

5 meanings

adjective

  1. Harmful, malevolent, injurious.

    “malignant temper; malignant revenge; malignant infection”

  2. medicineTending to produce death; threatening a fatal issue.

    “malignant diphtheria”

    “a malignant tumor”

  3. Dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor)

noun

  1. A deviant; a person who is hostile or destructive to society.

Older and rare meanings (1)

  1. historicalderogatoryobsoleteA person who fought for Charles I in the English Civil War.

Meanings from Wiktionary (CC BY-SA 4.0) and Open English WordNet (CC BY 4.0).

Words that rhyme with malignant

indignant

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Nearby words

malimalicemaliciousmaliciouslymalignmalignancymalignedmalignitymalikmalingermalkinmall