1. An input device that takes in an optical image and digitises it into an electronic image represented as binary data. This can be used to create a computerised version of a photo or illustration.
A scanner may be linked to optical character recognition software allowing printed documents to be converted to electronic text without having to type them in at a keyboard.
2. lexical analyser.
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Nearby terms: scanf « Scan-In, Scan-Out « scan line « scanner » scanno » scan path » scan register