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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
For example, in magnetic resonance imaging, the compass needles are protons in your blood.
—Charlie Wood, Quanta Magazine, 17 May 2024
Local lore has long held that the magnetic resonance steers storms around Florida's capital city.
—Christopher Cann, USA TODAY, 10 May 2024
The group recently submitted several abstracts to the leading magnetic resonance conference.
—Lizzy Lawrence, STAT, 13 Nov. 2023
Meanwhile, magnetic resonance imaging of his head found nothing.
—Beth Mole, Ars Technica, 24 Jan. 2024
In a second part of the experiment, 26 men played the same game while in a magnetic resonance imaging (MRI) scanner that monitored their brain activity.
—Tara Wu, Smithsonian Magazine, 26 Dec. 2023
The team also repeated this experiment in a second group of 26 male volunteers who played the game while inside a magnetic resonance imaging scanner, allowing their brain activity data to be collected.
—Rachel Nuwer, Scientific American, 21 Dec. 2023
Many also require pre-authorization for things like magnetic resonance imaging (MRI) or computerized tomography (CT) scans, expensive prescription drugs, and medical equipment such as home oxygen and hospital beds.
—Elaine Hinzey, Verywell Health, 17 Dec. 2023
Meanwhile helium 4, which makes up most of the gas that fills party balloons and helps cool down magnetic resonance imaging machines, has two protons and two neutrons in each nucleus.
—Tom Metcalfe, Scientific American, 2 Dec. 2023
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'magnetic resonance.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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 10 Jun. 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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