malignant

adjective/məˈlɪɡnənt/

Frequency rank: #9,276 most common English word

Meaning

Very dangerous or harmful, especially of a tumor that tends to invade and destroy surrounding tissue.

Illustration for the English word “malignant”

Example sentence

The doctors were concerned when they discovered malignant cells in the patient's biopsy.

Synonyms & related words

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