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Definitions

tumor

[too-mer, tyoo-] / ˈtu mər, ˈtju- /
NOUN
abnormal growth in animate being
Synonyms


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.

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That news came shortly after a reality star shared a similar finding of a brain lesion that was a malignant tumor.

From The Wall Street Journal ● Sep. 25, 2026

Prenuvo was in the spotlight last month after the actress Busy Philipps revealed that a scan found a lesion in her brain that was later diagnosed as a slow-growing tumor.

From The Wall Street Journal ● Sep. 25, 2026

Chad Gilbert had just celebrated his return to the stage in June after emergency surgery earlier this year to remove a brain tumor.

From Los Angeles Times ● Sep. 23, 2026

A patient’s tumor is surgically removed and then sequenced, allowing researchers to figure out which mutated proteins are expressed on the cancer cells.

From MarketWatch ● Sep. 21, 2026

But before she died, a surgeon took samples of her tumor and put them in a petri dish.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

Researchers at Baylor College of Medicine have developed an experimental drug called CS18 that may help cancer treatments work against tumors that have become resistant to therapy.

From Science Daily ● Sep. 23, 2026

The injectable drug mimics the body’s somatostatin hormone to treat disorders like slow-growing tumors and the overproduction of growth hormones.

From The Wall Street Journal ● Sep. 21, 2026

At the same time, understanding how cancer cells may take advantage of that mechanism could reveal new strategies for preventing tumors from surviving treatment and returning.

From Science Daily ● Sep. 18, 2026

Early data released this year showed the treatment shrank tumors in all six patients tested at the higher of two doses.

From The Wall Street Journal ● Sep. 15, 2026

But John quickly cooled on the concept, partially out of doubt that his experimental conditions fairly replicated the effects on tumors in the human body.

From "Big Science" by Michael Hiltzik




Vocabulary lists containing tumor


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