1
: of, relating to, or constituting a tumor or neoplasia
2
[after French néoplastique or German neoplastisch] : of or relating to de Stijl

Examples of neoplastic in a Sentence

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.
Bladder Polyp Types There are different neoplastic and nonneoplastic polyps, which vary by their appearance. James Myhre & Dennis Sifris, Md, Verywell Health, 3 Sep. 2024 Though, autopsy data indicates that nearly half of the people studied have thyroid nodules bigger than one centimeter in diameter.3 Thyroid nodules may resemble congenital and inflammatory neck masses and non-thyroid neoplastic disorders. Julia Naftulin, Health, 24 Apr. 2023

Word History

Etymology

neo- + -plastic, after neoplasm

First Known Use

1871, in the meaning defined at sense 1

Time Traveler
The first known use of neoplastic was in 1871

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Cite this Entry

“Neoplastic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/neoplastic. Accessed 24 Apr. 2025.

Medical Definition

neoplastic

adjective
: of, relating to, or constituting a neoplasm or neoplasia
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