PET
noun [uncountable]- /ˌpiː iː ˈtiː//ˌpiː iː ˈtiː/an artificial substance used to make materials for packaging food, including plastic drinks bottles (the abbreviation for ‘polyethylene terephthalate’) Topics The environmentc2
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- /pet//pet/(medical) a process that produces an image of your brain or of another part inside your body (the abbreviation for ‘positron emission tomography’)
- a PET scan
- /pet//pet/a British test, now called ‘B1 Preliminary’, that measures a person’s ability to speak and write English as a foreign language at an intermediate level (the abbreviation for ‘Preliminary English Test’)
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