Thesaurus.com
Dictionary.com
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.

Most known immune checkpoints require interaction with tumor cells to weaken the body's defenses.

From Science Daily • Jun. 9, 2026

In addition, they choke off the blood supply the tumor needs to grow.

From The Wall Street Journal • Jun. 6, 2026

Researchers found evidence that oleic acid may encourage tumor growth in pancreatic cancer, a result that surprised the team because of the fatty acid's long-standing reputation as a heart-healthy dietary fat.

From Science Daily • Jun. 2, 2026

A surgeon from the University of Texas MD Anderson Cancer Center removed her brain tumor and lined the cavity with the implants in late November 2022.

From The Wall Street Journal • May 30, 2026

My grandfather got a tumor that ate away his lungs, and my grandma followed him a few months later.

From "I Am Not Your Perfect Mexican Daughter" by Erika L. Sánchez




Vocabulary lists containing tumor


Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "tumor" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com