neo·​plasm ˈnē-ə-ˌpla-zəm How to pronounce neoplasm (audio)

Examples of neoplasm in a Sentence

removed a neoplasm from the patient's abdomen
Recent Examples on the Web However, earlier this spring, Keaton developed a mass that has been diagnosed as a histiocytic neoplasm sarcoma. Ben Thomas |, al, 23 June 2023 Most reports refer to metastatic skin manifestation of systemic malignancies: this condition has been rarely described as a primary skin neoplasm. Seriously Science, Discover Magazine, 11 Sep. 2014 The report said that the mass in his lungs looked like a neoplasm — the fancy word for tumor. Lisa Sanders, M.d., New York Times, 2 Nov. 2022 Blastic plasmacytoid dendritic cell neoplasm (BPDCN): Formerly called natural killer cell leukemia/lymphoma, per the LLS, BPDCN is a rare combination of leukemia and lymphoma. Barbara Brody,, 30 Sep. 2021 At the age of 12, she was diagnosed with blastic plasmacytoid dendritic cell neoplasm (BPDCN) and had to be in isolation for 100 days in her hospital room to receive a stem cell transplant. Heran Mamo, Billboard, 13 Nov. 2020 Proteins, chemical activations, neoplasms, cells and genes are just some of the research topics the department specializes in. Ale Russian,, 21 Aug. 2019 See More

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'neoplasm.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


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

Dictionary Entries Near neoplasm

Cite this Entry

“Neoplasm.” Dictionary, Merriam-Webster, Accessed 25 Feb. 2024.

Kids Definition


neo·​plasm ˈnē-ə-ˌplaz-əm How to pronounce neoplasm (audio)
: tumor

Medical Definition


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

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