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

Examples of MRI in a Sentence

Recent Examples on the Web
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As of Friday morning, MRI results have not been released and Bader has declined to speak publicly. Steve Henson, Los Angeles Times, 31 July 2026 More than 48 hours later, the team hasn’t released any MRI results and Bader has declined to provide public comments, despite being encouraged by the club to talk to reporters or make a statement. Andrew Baggarly, New York Times, 31 July 2026 But once the science is established, one advantage of screening patients with EKGs is that the test is relatively simple and inexpensive, as opposed to MRI scans or invasive coronary angiograms. Paul Hsieh, Forbes.com, 31 July 2026 When the disorder arises, it’s considered a medical emergency, so running blood tests, measuring hormone levels or getting a patient into a magnetic resonance imaging (MRI) machine for tests isn’t always feasible. Jackie Flynn Mogensen, Scientific American, 31 July 2026 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 4 Aug. 2026.

Medical Definition

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