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PET scanner
[ pet-skan-er ]
/ ˈpɛt ˌskæn ər /
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This shows grade level based on the word's complexity.
noun Computers, Medicine/Medical.
a tomographic imaging device that yields visual information (a PET scan) about the ongoing activity of the brain: positron-emitting isotopes, incorporated into biologically important compounds, are injected intravenously or administered by inhalation, and the resultant gamma radiation is sensed by detectors and converted into computer-generated images of blood flow, oxygen utilization, glucose uptake, etc.
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Origin of PET scanner
First recorded in 1975–80
Words nearby PET scanner
Petrozavodsk, pe-tsai, pe-tsai cabbage, Petsamo, PET scan, PET scanner, PET scanning, pet sitting, petti, petticoat, petticoat breeches
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023