neoplasm

noun

neo·​plasm ˈnē-ə-ˌpla-zəm How to pronounce neoplasm (audio)
Synonyms of neoplasmnext
: tumor sense 1

Synonyms

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Examples of neoplasm in a Sentence

removed a neoplasm from the patient's abdomen
Recent Examples on the Web
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.
The research also showed lower mortality risks from some forms of cancer and HIV and lower mortality rates for malignant neoplasms, HIV, and diabetes mellitus. — Paul Smaglik, Discover Magazine, 12 Mar. 2025 The company continues to focus on its core therapeutic areas, including oncology, inflammation and autoimmunity, and myeloproliferative neoplasms and graft-versus-host disease, with a strong pipeline of products in various stages of development. — Quartz Intelligence Newsroom, Quartz, 10 Feb. 2025

Word History

Etymology

borrowed from German Neoplasma, from neo- neo- + -plasma -plasm (perhaps as Greco-Latin rendering of German Neubildung, Gewebsneubildung)

First Known Use

1863, in the meaning defined above

Time Traveler
The first known use of neoplasm was in 1863

Rhymes for neoplasm

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Browse Nearby Words

neoplasia
neoplasm
neoplastic
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Cite this Entry

“Neoplasm.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neoplasm. Accessed 16 Apr. 2025.

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Kids Definition

Medical Definition

neoplasm

noun
neo·​plasm ˈnē-ə-ˌplaz-əm How to pronounce neoplasm (audio)
: a new growth of tissue serving no physiological function : tumor

More from Merriam-Webster on neoplasm

Nglish: Translation of neoplasm for Spanish Speakers

Britannica.com: Encyclopedia article about neoplasm

Last Updated: - Updated example sentences
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