PET scan

noun

: a sectional view of the body constructed by positron-emission tomography
PET scanner noun
PET scanning noun

Examples of PET scan 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.
Those tests include amyloid and tau PET scans to help detect amyloid plaque and tau tangles in the brain, while allowing for earlier detection and monitoring disease progression, according to the American Brain Foundation. Wendy Coschignano-Ford, The Orlando Sentinel, 13 June 2026 Chien-Shiung Wu (1912 - 1997) • China 🇨🇳 During the Manhattan Project, Wu developed the crucial process of separating uranium isotopes—that work informed the creation of medical PET scans. Alex Knapp, Forbes.com, 11 June 2026 The doctor prescribed a PET scan of my brain and advised me to be patient. Literary Hub, 10 June 2026 Joe went for a PET scan, also at Jefferson Hospital, on May 16. CBS News, 31 May 2026 See All Example Sentences for PET scan

Word History

First Known Use

1980, in the meaning defined above

Time Traveler
The first known use of PET scan was in 1980

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Cite this Entry

“PET scan.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/PET%20scan. Accessed 17 Jun. 2026.

Medical Definition

PET scan

noun
: a sectional view of the body constructed by positron-emission tomography
PET scanning noun
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