tumor

noun

ˈtü-mər How to pronounce tumor (audio)
Definition of tumornext
as in lump
an abnormal mass of tissue the scan showed a small tumor in her abdomen

Synonyms & Similar Words

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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 After two surgeries and several rounds of radiation therapy over the past four years to treat a tumor, Irisleydis Tristá has spent the past seven months unable to get a CT scan to determine whether the cancer has grown or spread. — Andrea Rodríguez, Los Angeles Times, 2 July 2026 In 2016 Texas Health Harris Methodist Hospital in Fort Worth was the first in Texas to receive this certification for its brain tumor program. — Mary Ella Hastings july 2, Fort Worth Star-Telegram, 2 July 2026 Various types of cancer, in which malignant tumors invade surrounding tissues, contributed to between 13,000 and 20,000 deaths annually in this time frame. — Melissa Rudy, FOXNews.com, 3 July 2026 Davis, who beat back cancer for nearly a dozen years while producing policy-changing dispatches before a tumor reappeared this spring, died at the East Campus Medical Center at UC San Diego Health early Wednesday. — Jeff McDonald, San Diego Union-Tribune, 1 July 2026 See All Example Sentences for tumor
Recent Examples of Synonyms for tumor
  1. lump
  2. neoplasm
  3. cyst
  4. growth
  5. carcinoma
Noun
  • Pastas, all made in house, are a solid choice too—like the Squid Ink Orecchiette with lump crab.
    — Lanee Lee, Forbes.com, 30 June 2026
  • Stocklas was retired by the time of his Powerball win, which netted a lump-sum payment of $191 million.
    — Daniel de Visé, USA Today, 28 June 2026
Definition of lump
Noun
  • 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
  • According to his official death certificate obtained by PEOPLE, The Middle alum’s death was a result of malignant neoplasm of the bladder, better known as bladder cancer.
    — Liza Esquibias, PEOPLE, 8 Jan. 2026
Definition of neoplasm
Noun
  • The lump turned out to be a benign cyst, not cancer.
    — Dr. Jamin Brahmbhatt, CNN Money, 25 June 2026
  • During an exploratory surgery to address the issue, doctors also discovered a cyst on her right ovary and scarring caused by endometriosis.
    — Mekishana Pierre, Entertainment Weekly, 24 June 2026
Definition of cyst
Noun
  • Rreal Tacos continued its explosive growth, a local brewery released a commemorative beer available only at Six Flags and more happenings from the metro Atlanta food and dining scene.
    — Henri Hollis, AJC.com, 4 July 2026
  • Now, Mattel reports five quarters of consecutive sales growth for American Girl, even as Barbie and Polly Pocket sales slow.
    — Clare Mulroy, USA Today, 3 July 2026
Definition of growth
Noun
  • The company currently has cancer therapies in mid and late-stage trials targeting melanoma, non-small cell lung cancer, renal cell carcinoma, and bladder cancer.
    — Alexa LoMonaco, CNBC, 1 July 2026
  • Remission of hepatocellular carcinoma has been reported in a few cases in a single study, and a formula containing reishi and ligustrum helped maintain the quality of life in non-small cell lung cancer patients undergoing chemotherapy.
    — Samantha Agate, Kansas City Star, 26 June 2026
Definition of carcinoma

Browse Nearby Words

tummy
tumor
tumors
See all Nearby Words

Cite this Entry

“Tumor.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tumor. Accessed 8 Jul. 2026.

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More from Merriam-Webster on tumor

Nglish: Translation of tumor for Spanish Speakers

Britannica.com: Encyclopedia article about tumor

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