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

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These include urine tests, a digital rectal exam (DRE), magnetic resonance imaging (MRI), and a prostate biopsy. Md Published, PEOPLE, 2 Oct. 2025 Breast ultrasound uses sound waves to look at the breast and magnetic resonance imaging (MRI) uses radio waves and magnets to make detailed images, often used for high-risk patients. Dr. Megha Gupta, ABC News, 1 Oct. 2025 The probe also covers pacemakers, insulin pumps, coronary stents, heart valves, hearing aids, prosthetics, blood glucose monitors, orthopedic appliances, computed tomography scanners and magnetic resonance imaging machines. Reuters 12 Hr Ago, CNN Money, 25 Sep. 2025 It has been used to study the tides, to detect gravitational waves, and to develop radar and magnetic resonance imaging. Shalma Wegsman, Quanta Magazine, 3 Sep. 2025 See All Example Sentences for magnetic resonance

Word History

First Known Use

1938, in the meaning defined above

Time Traveler
The first known use of magnetic resonance was in 1938

Cite this Entry

“Magnetic resonance.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20resonance. Accessed 9 Oct. 2025.

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

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