noun, plural ret·i·nas, ret·i·nae [ret-n-ee]. /ˈrɛt nˌi/. Anatomy.
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Origin of retina
Words nearby retina
Definition for retina (2 of 2)
Origin of Retin-A
Example sentences from the Web for retina
The lowest layer makes predictions about actual sensory input — say, the photons falling on the retina.Artificial Neural Nets Finally Yield Clues to How Brains Learn|Anil Ananthaswamy|February 18, 2021|Quanta Magazine
Computer vision and bioengineered retinas tag-teamed to bolster artificial vision.Scientists Made a Biohybrid Nose Using Cells From Mosquitoes|Shelly Fan|January 26, 2021|Singularity Hub
The best VR displays are somewhere between super-screen-door and retina resolution.
That means for VR to hit retina resolution, we’ll need displays with way more, way smaller pixels.
The tissue there, known as the retina, contains millions of light-sensitive cells.
The updated iPad Mini, which will start at $399 ($599 for cell), gets a retina display as well as better performance.
The reality of the Retina MacBook is a study in compromises.5 Reasons I Hate My New MacBook Pro: A Geek’s Critique|Jason Stewart|June 15, 2012|DAILY BEAST
It is a building block of protein and found in large amounts in the brain, retina, heart, and blood platelets.
What is possibly lovable about the cornea—or the iris or the retina for that matter?
This apparition fixed itself upon her mental retina like a marvellous dream.
It is not the retina which is affected by a positive reality, it is the optic thalami of the brain which are excited.
A diminution or total loss of sight, arising from paralysis of the retina or optic nerve.
I suppose it to be a memory of looking at the sun—a quick glance at the sun leaves something such an impression on the retina.The Hills and the Vale|Richard Jefferies
We can, however, move the images on the retina by the aid of prisms without movement of the object.Schweigger on Squint|C. Schweigger