scanner
n.-
1 document scanner (n.) A2 Elementary Computinga machine that copies paper documents or photos and turns them into digital files on a computer.
an optical device that digitises physical documents, photographs, or text for electronic storage and processing.
ExampleI used the scanner to send a digital copy of my passport to the bank.
ExampleThe office upgraded to a high-speed scanner to facilitate the digitisation of their extensive paper archives.
- digitiser
- copier
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2 medical scanner (n.) B1 Intermediate Medicinea large medical machine that takes pictures of the inside of your body.
a diagnostic device, such as an MRI or CT machine, that uses radiation or ultrasound to produce internal images of a patient.
ExampleThe doctor sent him to the hospital for a brain scanner to check his injury.
ExampleThe hospital recently invested in a state-of-the-art MRI scanner to improve the accuracy of early-stage cancer detections.
- imaging machine
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3 barcode reader (n.) A2 Elementarya small device used in shops to read the price and information on a product.
an optical input device used to read and decode printed barcodes or QR codes, typically for retail or inventory purposes.
ExampleThe cashier used a handheld scanner to check the price of the milk.
ExampleWarehouse staff use wireless scanners to track inventory levels in real-time as shipments arrive at the loading dock.
- barcode reader
- pricing gun
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4 radio scanner (n.) C1 Advanced Technicala radio that automatically searches through different frequencies to find a signal.
a radio receiver that automatically tunes through a sequence of frequencies to monitor transmissions.
ExampleHe listened to the local emergency services on his radio scanner.
ExampleThe hobbyist used a sophisticated scanner to monitor air traffic control frequencies from his home near the airport.
From scan + -er.