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 Telehealth companies are developing robust yet largely undifferentiated solutions. Deepak Sirdeshmukh, STAT, 3 May 2024 However, many brands are wasting valuable marketing dollars with weak, undifferentiated and, sometimes, irrelevant strategies in the hopes of growing their share or remaining competitive. Brandon Murphy, Forbes, 21 Feb. 2023 Less common types of endometrial adenocarcinomas include: clear-cell carcinoma, mucinous adenocarcinoma, undifferentiated carcinoma, dedifferentiated carcinoma, and serous adenocarcinoma, per ACS. Jenny McCoy, Health.com, 2 Feb. 2022 Whole months of relatively undifferentiated sunshine would pass by in a daze, but the anomalies had a biblical feel. Ross Andersen, The Atlantic, 7 Feb. 2024 Her stark but vibrant depictions of her native city, in which an eight- or 10-story edifice on a busy street might be reduced to a liquid gray rectangle against an undifferentiated orange sky, recalled mid-period Mondrian, before that Dutch pioneer fully abandoned representational painting. Will Heinrich, New York Times, 4 Jan. 2024 These bit players work, whisper, chatter, laugh, philosophize, run, hide, weep, lament and survive, sometimes as an undifferentiated human blur and sometimes with great individual vividness. Justin Chang, Los Angeles Times, 14 Dec. 2023 Currently, the opportunity is so large that uploaders flood streaming services with undifferentiated noise recordings, hoping to attract enough search traffic to generate royalties. Jem Aswad, Variety, 21 Nov. 2023 Without desire, in other words, everything would exist in an undifferentiated present. Washington Post, 9 Nov. 2023

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

Word History

First Known Use

1862, in the meaning defined above

Time Traveler
The first known use of undifferentiated was in 1862

Dictionary Entries Near undifferentiated

Cite this Entry

“Undifferentiated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undifferentiated. Accessed 22 Jun. 2024.

Medical Definition


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