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magnetic resonance
noun
: the excitation of particles (such as atomic nuclei or electrons) in a magnetic field by exposure to electromagnetic radiation of a specific frequency
Examples of magnetic resonance in a Sentence
Recent Examples on the Web
When the children reached the age of 15, their brains were scanned with magnetic resonance imaging (MRI) to understand the shape and structure of their brains, and at the age of 21, the young people reported their own symptoms of anxiety and depression.
—Hatty Willmoth, Newsweek, 30 Oct. 2024
Those who were able underwent magnetic resonance imaging (MRI) brain scans, and the participants also provided samples of their blood and their cerebrospinal fluid.1 Cerebrospinal fluid is found in the hollow spaces of the brain and spinal cord and between the layers of tissue that protect them.
—Maggie O'Neill, Health, 26 Oct. 2024
Many of his Black female patients had chest x-rays, computed tomography scans and magnetic resonance imaging (MRI) that seemed to include shadows or squiggly lines known as artifacts.
—Rod McCullom, Scientific American, 15 Oct. 2024
Using Artificial Intelligence to Estimate Brain Age For this study, Dove and her colleagues looked at brain magnetic resonance imaging (MRI) scans of more than 31,000 U.K. Biobank participants.
—Lauryn Higgins, Health, 3 Oct. 2024
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Word History
First Known Use
1938, in the meaning defined above
Time Traveler
The first known use of magnetic resonance was
in 1938
Dictionary Entries Near magnetic resonance
Cite this Entry
“Magnetic resonance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20resonance. Accessed 5 Nov. 2024.
Medical Definition
magnetic resonance
noun
: the absorption of energy exhibited by particles (as atomic nuclei or electrons) in a static magnetic field when the particles are exposed to electromagnetic radiation of certain frequencies
—abbreviation MR
see nuclear magnetic resonance
More from Merriam-Webster on magnetic resonance
Britannica.com: Encyclopedia article about magnetic resonance
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