Definition PET scan in American English

PET scan noun

[countable] noun

/ˈpet ˌskæn/

a medical test which uses radiation and computer technology to produce detailed three-dimensional images showing how well tissues inside the body are working, or an image that is produced in this way. PET is a short form of positron emission tomography.

Synonyms and related words

amniocentesis autopsy biopsy

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