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MRI
noun
: magnetic resonance imaging
also
: the procedure in which magnetic resonance imaging is used
Examples of MRI in a Sentence
Recent Examples on the Web
At 19, an MRI revealed the truth: That lump was actually a golf-ball sized tumor on her median nerve.
—Charles Trepany, USA TODAY, 27 Jan. 2025
Springbok Analytics, a device company using MRI images to assess muscle health, raised a $5 million Series A, CEO Scott Magargee tells Axios exclusively.
—Erin Brodwin, Axios, 24 Jan. 2025
Between 2016 and 2018, the project collected data using food questionnaires and magnetic resonance imaging (MRI) brain scans.
—Michael Gfoeller and David H. Rundell, Newsweek, 15 Jan. 2025
In a famous study published in 2000, a group of 16 London cabbies underwent MRI brain scans, which showed that compared to people with other jobs, the cabbies had changes in their hippocampus: the brain region dedicated to memory and navigation.
—Christopher M. Worsham, TIME, 14 Jan. 2025
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Word History
First Known Use
1982, in the meaning defined above
Cite this Entry
“MRI.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/MRI. Accessed 31 Jan. 2025.
Kids Definition
MRI
nounMedical Definition
MRI
noun
: magnetic resonance imaging
also
: a procedure in which magnetic resonance imaging is used
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