Definition of malignant in English:

malignant

Syllabification: ma·lig·nant
Pronunciation: /məˈliɡnənt
 
/

adjective

1(Of a disease) very virulent or infectious.
More example sentences
  • But neither of these processes is suitable for patients with infection or malignant disease.
  • Leon and Davey-Smith now show how a childhood infection may influence the epidemiology of malignant disease several decades later.
  • Patients with severe neutropenia with fever or signs of infection and those with evidence of malignant disease should be hospitalized.
Synonyms
virulent, very infectious, invasive, uncontrollable, dangerous, deadly, fatal, incurable, life-threatening
1.1(Of a tumor) tending to invade normal tissue or to recur after removal; cancerous. Contrasted with benign.
More example sentences
  • Asbestosis is frequently accompanied by malignant tumors, such as lung cancer and malignant mesothelioma.
  • The difference between malignant and benign tumours is that malignant tumours have the ability to invade surrounding areas.
  • We describe a case of a highly malignant primary liver tumor in an elderly woman.
Synonyms
2Malevolent: in the hands of malignant fate
More example sentences
  • Too often the malignant evil in society shows up in how we treat our children.
  • The root cause is not so much the drugs trade, as the malignant rat-like nature of the human race.
  • What evil, malignant Commie menace could be behind this predicament?
Synonyms
spiteful, malicious, malevolent, evil-intentioned, vindictive, vengeful, malign, mean, nasty, hurtful, mischievous, wounding, cruel, unkind
informal bitchy, catty
literary malefic, maleficent

Origin

mid 16th century (also in the sense 'likely to rebel against God or authority'): from late Latin malignant- 'contriving maliciously', from the verb malignare. The term was used in its early sense to describe those sympathetic to the royalist cause during the English Civil War (1642–49).

Derivatives

malignantly

adverb
More example sentences
  • But ethics committees can be used malignantly.
  • He dropped the fake pout and laughed malignantly.
  • Smiling malignantly, he gave a casual tip of his hat.

Definition of malignant in:

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected