Thesaurus.com
Dictionary.com
Showing results for tumor.
Definitions

tumor

[too-mer, tyoo-] / ˈtu mər, ˈtyu- /
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.

The letter also bizarrely claims that tumor biopsies—which are done in most cancer trials—could have been the reason that tumors shrank and patients entered remission.

From The Wall Street Journal • Apr. 14, 2026

Next, the FDA quibbles that patients who had every tumor injected had higher remission rates than those who had only some.

From The Wall Street Journal • Apr. 14, 2026

In this case, the virus has been modified to replicate only inside tumor cells, causing them to burst, while simultaneously triggering a more aggressive immune response from the body’s own white blood cells.

From Barron's • Apr. 10, 2026

In samples from patients, 10 of 13 individuals with pancreatic cancer showed higher levels of KLF5 activity in at least one metastatic tumor compared with their original tumor.

From Science Daily • Apr. 7, 2026

In 1951, the same year Jones biopsied Henrietta’s tumor, researchers from Columbia University reported that the two types of cancer were easily and often confused.

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




Vocabulary lists containing tumor