: the action or process of using specialized techniques (such as ultrasound, tomography, or radiography) to produce an image of something that is not visible to the naked eye (such as internal bodily organs or the Earth's subsurface)
Brain imaging of patients with vascular dementia typically show small strokes or poor blood supply deep in the brain, at the natural terminal … of the blood vessel.—
Renee Meyer
Renee MeyerBuried under sand, the layout of a city some 4,000 years old has been revealed before anyone lifted a trowel. To build the map of [the city], … archaeologists used geomagnetic imaging, which measures Earth's magnetic force.—National Geographic
—often used before another nounNational Geographicimaging equipment
a thermal imaging camera
A computed tomography scan … is an imaging test that lets doctors see inside a person's body.—NBCNews.com
see also magnetic resonance imaging
NBCNews.comimaging
2 of 2present participle of image
Examples of imaging in a Sentence
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Elizabeth Wolfe, CNN Money, 26 Dec. 2025
Teams have also conducted magnetometry to identify metal concentrations, gas sampling to detect volatile emissions, and high-resolution satellite imaging to track subsidence.
—Christopher McFadden, Interesting Engineering, 25 Dec. 2025
With more than 150 design enhancements, the platform offers next-generation 3D imaging, advanced tremor and vibration control for smoother movements, and Force Feedback technology that enables surgeons to sense and measure pressure applied to tissue.
—Memorialcare Medical Group, Oc Register, 22 Dec. 2025
Engineers are already testing a new guidance system that uses a form of X-rays rather than ultrasound imaging, which should expand use cases.
—IEEE Spectrum, 22 Dec. 2025
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Noun
The expended casing was submitted to a national ballistic imaging database, called NIBIN, run by the Bureau of Alcohol, Tobacco, Firearms and Explosives.
—Elizabeth Wolfe, CNN Money, 26 Dec. 2025
Teams have also conducted magnetometry to identify metal concentrations, gas sampling to detect volatile emissions, and high-resolution satellite imaging to track subsidence.
—Christopher McFadden, Interesting Engineering, 25 Dec. 2025
With more than 150 design enhancements, the platform offers next-generation 3D imaging, advanced tremor and vibration control for smoother movements, and Force Feedback technology that enables surgeons to sense and measure pressure applied to tissue.
—Memorialcare Medical Group, Oc Register, 22 Dec. 2025
Engineers are already testing a new guidance system that uses a form of X-rays rather than ultrasound imaging, which should expand use cases.
—IEEE Spectrum, 22 Dec. 2025
See All Example Sentences for imaging
Cite this Entry
“Imaging.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/imaging. Accessed 29 Dec. 2025.
Copy CitationMedical Definition
imaging
noun
: the action or process of using specialized techniques (such as ultrasound, tomography, or radiography) to produce an image especially of an internal body part or organ
advances in clinical diagnostic imaging
Brain imaging has identified numerous regions of altered structure or activity in the brain during major depression, suggesting disordered neurocircuitry in a variety of structures …—J. John Mann, The New England Journal of Medicine
—often used before another nounJ. John Mann, The New England Journal of Medicineimaging modalities
The advent of rapid imaging techniques has made magnetic resonance angiography (MRA) an attractive technology in the evaluation of pulmonary vascular disorders.—Eric G. Honig et al., Scientific American Medical Bulletin
see also magnetic resonance imaging
Eric G. Honig et al., Scientific American Medical BulletinLove words? Need even more definitions?
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