undifferentiated

adjective

un·​dif·​fer·​en·​ti·​at·​ed ˌən-ˌdi-fə-ˈren(t)-shē-ˌā-təd How to pronounce undifferentiated (audio)
: not divided or able to be divided into different elements, types, etc. : not differentiated
undifferentiated cells
an undifferentiated mass

Examples of undifferentiated 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.
Efforts to rewind the aging clock often focus on stem cells, the undifferentiated cells that transform to make up our hearts, eyes, and bones. Tad Friend, New Yorker, 4 Aug. 2025 In Ideals of the East, Okakura argues that Asian civilization is founded on a shared tradition of spirituality and that Japanese art uniquely reflects this tradition because of Japan’s ability to hybridize different cultures without melting them down into an undifferentiated mishmash. Waiyee Loh, JSTOR Daily, 2 July 2025 This results in shallow, undifferentiated offerings and signals a lack of strategic foresight and an overreliance on chasing current trends. Expert Panel®, Forbes.com, 1 July 2025 The woman, the countertops, the clothes, and the jewels are all one fetish object, one undifferentiated fantasy. Katy Waldman, New Yorker, 17 June 2025 See All Example Sentences for undifferentiated

Word History

First Known Use

1862, in the meaning defined above

Time Traveler
The first known use of undifferentiated was in 1862

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Cite this Entry

“Undifferentiated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undifferentiated. Accessed 20 Aug. 2025.

Medical Definition

undifferentiated

adjective
un·​dif·​fer·​en·​ti·​at·​ed -ˌdif-ə-ˈren-chē-ˌāt-əd How to pronounce undifferentiated (audio)
: not differentiated
an undifferentiated sarcoma
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