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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
At an average age of 70, participants underwent brain magnetic resonance imaging (MRI) scans to assess the structure and function of the hippocampus, a part of the brain crucial for forming new memories and one of the first brain regions affected by dementia. Tom Gavin, EverydayHealth.com, 24 Mar. 2025 Participants also had blood taken and underwent magnetic resonance spectrometry (MRS), which, like MRI, uses a magnetic field and radio waves to analyze the chemical composition of the brain, providing information about metabolism, neurotransmitter levels, and cell function. New Atlas, 4 Mar. 2025 With 26 magnetic resonance imaging (MRI) scans capturing the evolution of a first-time mother’s brain, we are offered a rare glimpse into the extraordinary adaptability of our most vital organ. William A. Haseltine, Forbes, 10 Jan. 2025 Read More: These 5 Remedies to Calm Anxiety can Help Manage Symptoms Going Deep Inside the Brain Most previous research, like that done by Lazar, has used either magnetic resonance imaging (MRI) or electroencephalography (EEG) to get a picture of what’s happening in the brain during meditation. Avery Hurt, Discover Magazine, 17 Mar. 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 16 Apr. 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

More from Merriam-Webster on magnetic resonance

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!