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: magnetic resonance imaging
also : the procedure in which magnetic resonance imaging is used

Examples of MRI 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.
According to the San Francisco Chronicle's Sam Gordon, Curry is dealing with a right quad contusion and will undergo an MRI to determine the severity of the injury. Matthew Couden, MSNBC Newsweek, 27 Nov. 2025 And it’s been replaced by the grim reality that this team is one bad-looking MRI away from downright irrelevance. Dieter Kurtenbach, Mercury News, 27 Nov. 2025 The weak strength of Earth’s magnetic field (at least compared to that of an MRI machine) means that protons wobbling under its influence do so at audio frequencies. David Schneider, IEEE Spectrum, 25 Nov. 2025 To carry out the study, researchers at the University of Cambridge looked at data from 3,802 people ranging from newborns to 90 years old who had undergone MRI diffusion scans. New Atlas, 25 Nov. 2025 See All Example Sentences for MRI

Word History

First Known Use

1982, in the meaning defined above

Time Traveler
The first known use of MRI was in 1982

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Cite this Entry

“MRI.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/MRI. Accessed 28 Nov. 2025.

Kids Definition

Medical Definition

: magnetic resonance imaging
also : a procedure in which magnetic resonance imaging is used
Last Updated: - Updated example sentences
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