scan·​ner | \ ˈska-nər How to pronounce scanner (audio) \

Definition of scanner

: one that scans: such as
a : a device for sensing recorded data (as in a bar code) a supermarket scanner
b : a radio receiver that sequentially scans a range of frequencies for a signal
c : a device that scans an image (such as a photograph) or document (such as a page of text) especially for use or storage on a computer
d : a medical device for scanning a living body to collect diagnostic information — see ct scanner

Examples of scanner in a Sentence

a price scanner at a supermarket
Recent Examples on the Web Witness accounts and scanner traffic recordings indicate Brown was shot in the back while fleeing in a vehicle. Editors, USA TODAY, "Oscars winners, North Carolina shooting, pink moon: 5 things to know Monday," 26 Apr. 2021 As each of the roughly 300 fragments were painstakingly removed, they were digitized with an Artec Space Spider, a professional handheld 3-D scanner. Jesse Martin, Scientific American, "How 3D Scanning is Reinventing Paleoanthropology," 25 Apr. 2021 Whole Foods said this new palm scanner will not have any effect on employment in the stores where it is offered. Chris Isidore, CNN, "A new way to pay at Whole Foods: Scan your palm," 21 Apr. 2021 Trade shows are costly for vendors who rent booth space, opt in for electricity and badge scanner fees, ship elaborate displays and product, provide the sales team travel and accommodations, and offer increasingly pricey giveaways. Tracy King, Forbes, "Building A New Home For Expos," 19 Apr. 2021 Stack works just like any other document scanner app on iPhone or Android. Chris Smith, BGR, "Google’s new document scanner app for Android is worth checking out," 31 Mar. 2021 The remarks were picked up on an air-traffic-control scanner over Mineta San Jose International Airport, reported this week. oregonlive, "Southwest Airlines pilot’s obscenity-packed tirade about San Francisco ‘weirdos’ prompts FAA investigation," 26 Mar. 2021 My research involved having participants masturbate to orgasm in an fMRI scanner to document how the brain responds to genital stimulation leading up to and culminating in the Big O. Dr. Nan Wise, Glamour, "Is Masturbation Healthy? A Neuroscientist Weighs In," 21 Feb. 2021 When a reporter wanted to catch up with her on the route, Crossville Postmaster Briana Powchak used a laptop to find White’s exact location by the GPS scanner on her Jeep. Lee Roop |, al, "Postal carrier honored for 1 million accident-free miles talks dogs, deliveries and what’s changed," 21 Apr. 2021

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.

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First Known Use of scanner

1556, in the meaning defined above

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Time Traveler for scanner

Time Traveler

The first known use of scanner was in 1556

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Statistics for scanner

Last Updated

6 May 2021

Cite this Entry

“Scanner.” Dictionary, Merriam-Webster, Accessed 11 May. 2021.

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More Definitions for scanner



English Language Learners Definition of scanner

: 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


scan·​ner | \ ˈska-nər How to pronounce scanner (audio) \

Kids Definition of scanner

: a device that converts a printed image (as text or a photograph) into a form a computer can display or alter


scan·​ner | \ ˈskan-ər How to pronounce scanner (audio) \

Medical Definition of scanner

: a device (as a CT scanner) for making scans of a living body

More from Merriam-Webster on scanner

Nglish: Translation of scanner for Spanish Speakers

Comments on scanner

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