malignant

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Definitions from WordNet

Adjective malignant has 2 senses

malignant - dangerous to health; characterized by progressive and uncontrolled growth (especially of a tumor)
Antonym: benign
malevolent, malignant - extremely malevolent or malicious; "the malignant tongues of gossipers"
Antonyms: benign, benignant (indirect, via malign)

Definitions from the Web

Malignant

Adjective:

Showing a desire to harm or cause suffering; malevolent.
Very infectious or virulent.
(medical) Of a tumor, severe and harmful, tending to invade and spread to other parts of the body; cancerous.

Sample Sentences:

She had a malignant intention to ruin his reputation.
The malignant virus quickly spread throughout the entire school.
The doctors confirmed it was a malignant tumor that needed immediate treatment.

Related Products:

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