Malignant Meaning

/məˈlɪɡnənt/
C1

Definition, CEFR level C1, pronunciation, examples, and quiz.

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adjHarmful, malevolent, injurious.

adjTending to produce death; threatening a fatal issue.

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The tumor is malignant.
Various types of tumors exist, both benign and malignant.
Synonyms:
Antonyms:
CEFR Practice Quiz
The doctor warned that the ____ tumor could spread quickly to other organs.
CEFR Practice Quiz (Alternate)
The doctor was relieved to find that the growth was not ____ and that it could be easily removed earlier.

From Middle French malignant, from Late Latin malignans. See malign.

"[…]while, I fear, there will be some white ones, unable to forget that, with malignant heart, and deceitful speech, they have strove to hinder it." — 1863 August 26, Abraham Lincoln, Letter to James Conkling, page 7:
"“[…] the awfully hearty sort of Christmas cards that people do send to other people that they don't know at all well. You know. The kind that have mottoes[…]. And then, when you see [the senders], you probably find that they are the most melancholy old folk with malignant diseases. […]”" — 1921, Ben Travers, chapter 1, in A Cuckoo in the Nest, Garden City, N.Y.: Doubleday, Page & Company, published 1925, →OCLC:
"As devout Stephen was carried to his burial by devout men, so is it just and equal that malignants should carry malignants […]" — 1823, The Retrospective Review, volume 7, page 11:
"A malignant in a position of real power immediately becomes a tyrant." — 1999, National Institute of Business Management, Difficult People at Work, →ISBN, page 8:

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CEFR Practice Quiz
The doctor warned that the ____ tumor could spread quickly to other organs.
CEFR Practice Quiz (Alternate)
The doctor was relieved to find that the growth was not ____ and that it could be easily removed earlier.

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