- tending to produce death, as bubonic plague.
- (of a tumor) characterized by uncontrolled growth; cancerous, invasive, or metastatic.
OTHER WORDS FOR malignant
Origin of malignant
OTHER WORDS FROM malignant
Words nearby malignant
MALIGNANT VS. BENIGN
What’s the difference between malignant and benign?
In a medical context, the word malignant is used to describe harmful masses or tumors that are cancerous and that grow and spread disease. The word benign is the opposite—it’s used to describe masses or tumors that are not cancerous (those that do not spread disease to other parts of the body).
Both words are sometimes also used in general ways. Malignant can mean harmful or intended or intending to cause harm, while benign can mean kind, favorable, or gracious.
Here’s an example of malignant and benign used correctly in the same sentence.
Example: She was afraid the lump was a malignant tumor, but it turned out to be a benign cyst—totally harmless.
Want to learn more? Read the full breakdown of the difference between malignant and benign.
Quiz yourself on malignant vs. benign!
Should malignant or benign be used in the following sentence?
I can assure you that my intentions are completely _____—I mean no harm.
How to use malignant in a sentence
They are three-dimensional assemblages of malignant growths used to study cancer behavior and vulnerability to chemotherapy and the so-called “targeted drugs”—the next generation therapies.
They can reveal how normal tissues turn malignant and where the cellular machinery goes off-track to allow that to happen.
Without any synthetic chemicals introduced, the strategy sidesteps any opportunity for malignant fungi to develop resistances, she says.Nanoscale nutrients can protect plants from fungal diseases|Shi En Kim|May 3, 2021|Science News
The Nigerian neurotech entrepreneur who speaks five languages has developed a modem-sized device that can sniff out explosives in public spaces and diseases, including malignant tumors in humans.Matrix 2021: Is Neurotech ‘the One’ That’ll Save Us?|Sean Culligan|April 4, 2021|Ozy
Castillo’s attempt to restructure the agency led to pushback from the rank and file, ranging from malignant noncompliance to blatant racism.The DHS secretary could chart a new path on immigration. Will he?|Adam Goodman|February 2, 2021|Washington Post
And if trickle-down could start on a dinner napkin, surely the process of reversing its malignant effects can start with a book.Real Vs. Republican Populism: How to Win the War on Inequality|Michael Tomasky|April 16, 2014|DAILY BEAST
Immigration showcases the other malignant GOP tumor: The rage of the base.
Doctors have called these changes, pre-cancer or pre-malignant.
Democracy works this way: it has non-violent means of purging malignant elements.
Might either of the two bring up the malignant problems experienced by the Eurozone?
But in a malignant war there is injustice of ignobler kind at once to God and man, which must be stemmed for both their sakes.Pearls of Thought|Maturin M. Ballou
Here the proud state that claimed him as her own offspring, met him with the injustice of a malignant step-dame.The Pastor's Fire-side Vol. 3 of 4|Jane Porter
Mrs. Haight regarded the radiant young hostess with a malignant stare, prudently veiled by drooping lids.Ancestors|Gertrude Atherton
They were framed with malignant ingenuity, so as to leave no chance of escape save in open apostasy.The Catacombs of Rome|William Henry Withrow
Harry gave a disturbed, wondering look round, on seeing Edward's air of malignant satisfaction.The Daisy Chain|Charlotte Yonge
British Dictionary definitions for malignant
Derived forms of malignantmalignantly, adverb
Word Origin for malignant
Medical definitions for malignant
Scientific definitions for malignant
Cultural definitions for malignant
A descriptive term for things or conditions that threaten life or well-being. Malignant is the opposite of benign.