Definition of retinal scanner in English:

retinal scanner

Syllabification: ret·i·nal scan·ner

noun

A biometric device that scans a person’s or animal’s retina in infrared for identification purposes.
More example sentences
  • The retinal scanner above the bridge entrance scanned Eldon's and Jon's eyes and confirmed they were allowed inside the bridge.
  • Please place your hand in the DNA scanner to your left, and place your eyes at the retinal scanner.
  • As he moseyed around, not sure what he was looking for, he saw rows of doors down the hall each one with a retinal scanner next to it.

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Word of the day anomalous
Pronunciation: əˈnämələs
adjective
deviating from what is standard, normal, or expected