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barcode

American  
[bahr-kohd] / ˈbɑrˌkoʊd /

noun

  1. a series of lines of varying width, printed, as on a container or product, that can be read by an optical scanner to determine charges for purchases, destinations for letters, etc.


verb (used with object)

barcoded, barcoding
  1. to put a barcode on.

Etymology

Origin of barcode

First recorded in 1960–65; bar 1 (in the sense of “a band or strip”) + code

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

But information arrives in fragments: a barcode result here, a recall notice there, a corrected FDA finding, a corporate statement, a congressional inquiry.

From Salon ● Aug. 14, 2026

The deal includes its hardware, software and services for high-volume, automated data collection and tracking in mobile computers, barcode scanners and printing.

From The Wall Street Journal ● Jun. 8, 2026

Scientists extracted DNA from the blood inside the mosquitoes and sequenced a specific gene that works like a biological barcode.

From Science Daily ● Jan. 15, 2026

It also features a barcode scanner, which opens a drop-down drawer that is big enough to accommodate parcels that do not fit in the traditional postbox slot.

From BBC ● Aug. 27, 2025

It reads the ultraviolet barcode on the inside of everyone’s wrist and marks each internee as present, flashing our camp mug shots for a moment on the scanner’s screen.

From "Internment" by Samira Ahmed

That tech included shuffling machines that could read cards, hidden cameras and barcoded decks.

From Barron's ● Nov. 24, 2025

Thanks to the barcoded viruses, they could identify in which tissues the virus had replicated the fastest and spread the furthest just seven days after treatment was stopped.

From Science Daily ● Jan. 24, 2024

People can swap their old stamps for barcoded stamps through Royal Mail's Swap Out scheme, where there is no deadline for exchange.

From BBC ● Jul. 28, 2023

The letter calls on supermarkets to add barcoded coupons, cashier discounts, customer service refunds, printed coupons and coupon kiosks to offer the same price cuts for non-digital shoppers.

From Washington Times ● Nov. 18, 2022

Hundreds of thousands of objects had to be inventoried and barcoded, cleaned and conserved, and stabilized for transport.

From Los Angeles Times ● Nov. 16, 2022

The lab provides access to cutting-edge techniques such as light and electron microscopy, confocal imaging, molecular barcoding, and micro-CT scanning.

From Science Daily ● Nov. 2, 2025

Clare carries out some of that work - using something called DNA barcoding to identify the species of mosquito found in those traps.

From BBC ● Dec. 2, 2023

Other common fingerprinting techniques, such as DNA barcoding that examines short DNA fragments, can detect adulteration in other foods, like fish or sausages.

From Salon ● Apr. 11, 2023

Testing for that study also used DNA barcoding, which relies on finding species-identifying genetic sequences in samples.

From Science Magazine ● Mar. 20, 2023

Projects are currently underway to use DNA barcoding to catalog museum specimens, which have already been named and studied, as well as testing the method on less studied groups.

From Textbooks ● Jun. 9, 2022

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