Thesaurus results for TUMOR

tumor

noun

ˈtü-mər

Definition of tumor

as in lump

an abnormal mass of tissue the scan showed a small tumor in her abdomen

Synonyms & Similar Words

Relevance

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of tumor In trials, radiation either shrank tumors or stopped them from growing, in all patients evaluated. — Sun Sentinel Editorial Board, Sun Sentinel, 31 Aug. 2026 Is there reason to believe that this vaccine could be effective for patients with tumors that remain in place, especially in those whose melanoma has spread? — Paul Sisson, San Diego Union-Tribune, 31 Aug. 2026 No tumor, the doctor reported, but King was unlikely to live a normal life. — Laura Preston, New Yorker, 30 Aug. 2026 Strahan has been outspoken about his kids in the past, sharing in 2025 that his daughter Isabella Strahan had been diagnosed with medulloblastoma, a cancerous brain tumor, two years prior. — Liza Esquibias, USA Today, 28 Aug. 2026 See All Example Sentences for tumor

Recent Examples of Synonyms for tumor

Noun

Then there’s the fact that many potential investors aren’t quite sure what to make of a company from a mostly empty lump of volcanic rock in the middle of the North Atlantic.

— Mark Sappenfield, Christian Science Monitor, 28 Aug. 2026
The process produces pebble-sized lumps called clinker, which are then ground into cement powder.

— Georgina Jedikovska, Interesting Engineering, 27 Aug. 2026

Definition of lump

Noun

The disease starts with lesions and neoplasms, or precancerous cysts.

— Emily Kay Votruba, EverydayHealth.com, 16 July 2026
Girls and women who were first diagnosed with breast cancer at a later age had the highest incidence of developing subsequent primary neoplasms by 30 years post-initial cancer diagnosis.

— Tesfaye Negussie, ABC News, 13 Apr. 2026

Definition of neoplasm

Noun

The statement win comes after a year of steady growth under head coach Jacody Coleman, who was hired ahead of the 2025 season.

— Charles Baggarly, Fort Worth Star-Telegram, 4 Sep. 2026
The site now housing 111 employees is part of the bank’s plan for growth in the Charlotte region.

— Charlotte Observer, Charlotte Observer, 4 Sep. 2026

Definition of growth

Noun

Cardwell, the daughter of Mama June Shannon, died at age 28 in December 2023 after she was diagnosed with stage 4 adrenal carcinoma in January of that year.

— Kayla Grant, PEOPLE, 31 Aug. 2026
Merck and Moderna are studying the vaccine in several trials across other tumors, such as non-small cell lung cancer, bladder cancer and renal cell carcinoma.

— Annika Kim Constantino, CNBC, 19 Aug. 2026

Definition of carcinoma

Browse Nearby Words

tummy

tumor

tumors

See all Nearby Words

Cite this Entry

Style

“Tumor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tumor. Accessed 5 Sep. 2026.

Copy Citation

Synonyms of tumor

noun

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster on tumor

More from Merriam-Webster

Word of the Day

matriculate

Popular in Grammar & Usage

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

A List of Most Commonly Confused Words

Why do we use apostrophes to show possession?

Is it 'nerve-racking' or 'nerve-wracking'?

What's the difference between 'fascism' and 'socialism'?

Popular in Wordplay

The Longest Long Words List

Stay Woke

Ye Olde Nincompoop: Old-Fashioned Words for 'Stupid'

14 Phobias You Probably Haven't Heard Of

The Words of the Week - Sept. 4

Popular

A Who’s Who Regarding ‘Who’s’ and ‘Whose’

The Longest Long Words List

Stay Woke

Games & Quizzes