: 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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That led to x-rays, an MRI and eventually a full body bone scan. Nancy K. Schlossberg, USA Today, 26 June 2026 The doctors did another brain scan, this time with a magnetic resonance imaging (MRI) scan to get a better look at the lesions. Beth Mole, ArsTechnica, 26 June 2026 Wright continued to press her general practitioner for answers, and she was finally offered an MRI in November 2025. Vanessa Etienne, PEOPLE, 26 June 2026 Researchers estimate British hospitals could cancel up to 4,000 surgeries over the four hottest days this week, as some MRI machines stopped working, with many hospitals lacking air conditioning. Tom Chivers, semafor.com, 25 June 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 29 Jun. 2026.

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Medical Definition

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