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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.

A suite of new studies suggest drugs such as Ozempic and Zepbound might slow tumor progression and improve survival, but more research is needed to confirm the findings.

From The Wall Street Journal • May 22, 2026

New studies suggest that drugs such as Ozempic and Zepbound might slow tumor progression and improve survival rates, though more research is needed to confirm the findings.

From The Wall Street Journal • May 22, 2026

MYC-driven cancers appear able to rapidly repair the DNA damage caused by treatment, allowing them to endure therapies that would normally destroy tumor cells.

From Science Daily • May 17, 2026

However, it creates a challenge in cancer therapy because many treatments work by damaging tumor DNA beyond repair.

From Science Daily • May 17, 2026

Her light brown skin is smooth, her eyes still young and playful, oblivious to the tumor growing inside her—a tumor that would leave her five children motherless and change the future of medicine.

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




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