unmodified

adjective

un·​mod·​i·​fied ˌən-ˈmä-də-ˌfīd How to pronounce unmodified (audio)
: not altered or modified
an unmodified engine
… a right to be born with an unmodified genetic code …Kelsey Dallas

Examples of unmodified 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.
Upon review of the car, and INDYCAR impounding the No. 3 attenuator, INDYCAR found that the car was in fact using a legal and unmodified attenuator. Bruce Martin, Forbes.com, 21 May 2025 The researchers performed the IFN-I stimulation by using unmodified mRNAs (without a specific target). Jasmine Laws, MSNBC Newsweek, 24 July 2025 This tends to shut nearby genes down, and it can be inherited through cell division, since there are enzymes that recognize when one of the two DNA strands is unmodified and adds a methyl to it. ArsTechnica, 23 June 2025 But playing the unmodified 1980 release these days can feel a little slow-paced and repetitive, given advancements in game design and taste in the intervening decades. ArsTechnica, 20 June 2025 See All Example Sentences for unmodified

Word History

First Known Use

1668, in the meaning defined above

Time Traveler
The first known use of unmodified was in 1668

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Cite this Entry

“Unmodified.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unmodified. Accessed 19 Aug. 2025.

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