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scanner
[skan-er]
noun
a person or thing that scans.
Also called optical reader.Also called optical scanner.Computers.a device that scans printed, handwritten, barcode, or other visual data and encodes it into digital format.
Photography.any device for exposing an image on film, a sensitized plate, etc., by tracing light along a series of many closely spaced parallel lines.
(in aerial photography) a device for estimating the ratio of aircraft speed to aircraft altitude.
a photoelectric device for scanning a picture to determine automatically the density of the hue or value in each area for transmission by wire or radio or for preparation of color process printing plates.
a computer-aided electronic system using photoelectric cells to separate copy, as color illustrations, into its primary colors, correct color copy, and produce a set of color separations ready for proofing or printing.
Radio.a radio receiver, used especially by police, firefighters, and the press, that continuously tunes to preselected frequencies, broadcasting any signal that it detects.
Medicine/Medical, Biology.a device for examining a body, organ, tissue, or other biologically active material.
scanner
/ ˈæə /
noun
a person or thing that scans
a device, usually electronic, used to measure or sample the distribution of some quantity or condition in a particular system, region, or area
an aerial or similar device designed to transmit or receive signals, esp radar signals, inside a given solid angle of space, thus allowing a particular region to be scanned
any of various devices used in medical diagnosis to obtain an image of an internal organ or part See CAT scanner nuclear magnetic resonance scanner ultrasound scanner
informala television outside broadcast vehicle
short for optical scanner
printing an electronic device which scans printed material and converts it to digital form
Example Sentences
Using the capital budget to invest in, say, AI scanners in the health service, in a way that ultimately is supposed to save money.
The subjects in the brain scanner would indicate when they heard the sound and rate their confidence in their perception.
Divers scoured the water and deployed sonar scanners to search for Daniel until nightfall.
A majority of these new centres, however, came under the government's scanner for lacking relevant licences to store and sell vehicles.
Users can either use the face scanner or upload a photo of their ID to confirm their age.
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