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Definitions

malignant

[muh-lig-nuhnt] / məˈlɪg nənt /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After a week getting steroids and pain medicine at Providence St. John’s Medical Center in Santa Monica, he received the biopsy results: an extremely aggressive malignant mass was blocking blood flow to Duong’s optic nerve.

From Los Angeles Times • Mar. 30, 2026

So everything he is doing now is about legacy, and with a malignant narcissist who knows that he may not be long for this earth, the danger that comes with those realizations is acute.

From Salon • Mar. 29, 2026

“The more he stretches the truth in the name of the sale, the more desperate he becomes. Once inside our living room, however, he is far more malignant than any of that.”

From Slate • Feb. 25, 2026

Marcin, initially as malignant as Hook and as blinkered as Torvald, eventually grows as repentant and noble as Oberon in “A Midsummer Night’s Dream,” which will co-star a certain native of Toruń as Titania.

From The Wall Street Journal • Feb. 3, 2026

Out of this broad background of understanding came a fascinating and lucid explanation of the way a normal cell can become malignant.

From "Silent Spring" by Rachel Carson