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retina
[ret-n-uh, ret-nuh]
noun
plural
retinas, retinaethe innermost coat of the posterior part of the eyeball that receives the image produced by the lens, is continuous with the optic nerve, and consists of several layers, one of which contains the rods and cones that are sensitive to light.
Retina, a brand name used by Apple, Inc., to describe display screens having a resolution so high that it is difficult to see individual pixels with the human eye.
a Retina display; Retina technology; Retina quality.
retina
/ ˈɛɪə /
noun
the light-sensitive membrane forming the inner lining of the posterior wall of the eyeball, composed largely of a specialized terminal expansion of the optic nerve. Images focused here by the lens of the eye are transmitted to the brain as nerve impulses
retina
plural
retinasThe light-sensitive membrane that lines the inside of the back of the eyeball and connects to the brain by the optic nerve. The retina of vertebrate animals contains rods and cones, specialized cells that absorb light.
Other 51Թ Forms
- ˈپԲ adjective
51Թ History and Origins
51Թ History and Origins
Origin of retina1
Example Sentences
“Even if companies don’t store raw biometric data, like retina scans, the derived identifiers are immutable … and permanently linked to the individuals they were captured from,” he said in an email.
The retina is a light-sensitive layer of tissue at the back of the eye responsible for receiving and processing visual information.
Near-sightedness, formally known as myopia, occurs when the eye elongates, causing light to focus in front of the retina instead of directly on it, producing blurry vision.
But this can also lead to swelling in the brain and changes in the eye, including to the optic nerve, retina and even the shape of the eye.
An interventional radiologist, guided by MRI, releases the chemotherapy agent directly into the artery feeding the retina.
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