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retinal scan

Cultural  
  1. A technology for the identification of individuals that depends on the uniqueness of the pattern of blood vessels in the retinas of people's eyes.


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Retinal scans are one means of identification that developed rapidly following the September 11 attacks (2001).

Example Sentences

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On “Soulmates,” last year’s anthology series on AMC, your data is uploaded via a painless retinal scan, but the life partner payoff remains the same.

From New York Times Apr. 21, 2021

Google research scientist Lily Peng, a physician, led a team that developed a machine learning algorithm to diagnose a patient’s risk of diabetic retinopathy from a retinal scan.

From Scientific American Feb. 13, 2018

Clear uses both live scan fingerprints and a retinal scan.

From Forbes Dec. 4, 2014

But Osama bin Laden is unlikely to have sat still for a retinal scan while he was alive in order to provide a comparison image.

From Scientific American May 2, 2011

A battered customer-service kiosk stood just inside the door, and after a quick retinal scan it spat out my ticket.

From "Ready Player One: A Novel" by Ernest Cline

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