
RETINA Definition & Meaning - Merriam-Webster
: the light-sensitive inner layer lining the back of the eye that contains the rods and cones and converts the images formed by the lens into signals which reach the brain by way of the optic …
Retina - Wikipedia
The retina (from Latin rete 'net'; pl. retinae or retinas) is the innermost, light-sensitive layer of tissue of the eye of most vertebrates and some molluscs.
Retina of the Eye: What It Is, Function & Anatomy - Cleveland Clinic
The retina is the layer inside your eye that detects light and converts it into signals your brain can use. It’s critical for your vision.
Retina | Definition, Function, & Facts | Britannica
Dec 26, 2025 · Retina, layer of nervous tissue that covers the inside of the back two-thirds of the eyeball, in which stimulation by light occurs, initiating the sensation of vision.
Retina: Function, Location, Health Problems, and More - WebMD
Sep 19, 2024 · One of the most important parts within the eye is the retina. What Is the Retina? The retina is the layer of cells positioned at the back of your eyeball. This layer senses the …
Retina: MedlinePlus Medical Encyclopedia
Apr 1, 2025 · The retina is the light-sensitive layer of tissue at the back of the eyeball. Images that come through the eye's lens are focused on the retina. The retina then converts these images …
Retina: Anatomy, Functions, and Conditions - Vision Center
Oct 9, 2024 · The retina is an essential part of the anatomy of the eye. It’s a light-sensitive layer at the back of the eye that sends electrical impulses to the brain.
RETINA Definition & Meaning | Dictionary.com
The inner layer of the eye, sensitive to light, that is connected to the brain by the optic nerve. The retina lines the rear of the eye-ball. The lens of the eye focuses waves of light on the retina.
Retina - Definition and Detailed Illustration - All About Vision
Feb 26, 2019 · The retina is the sensory membrane that lines the inner surface of the back of the eyeball. It's composed of several layers, including one that contains specialized cells called …
RETINA | English meaning - Cambridge Dictionary
RETINA definition: 1. the area at the back of the eye that receives light and sends pictures of what the eye sees to…. Learn more.