Definition of scanner
- a supermarket scanner
a price scanner at a supermarket
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'scanner.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a device that reads or copies information or images into a computer
: a device that is used to see inside something
: a radio receiver that searches for a signal
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