retina

noun

A delicate, multilayered, light-sensitive membrane lining the inner eyeball and connected by the optic nerve to the brain.

noun

The innermost and chiefly nervous coat of the posterior part of the eyeball, between the choroid coat and the vitreous humor.

noun

The delicate membrane by which the back part of the globe of the eye is lined, and in which the fibers of the optic nerve terminate. See eye.

noun

The thin layer of cells at the back of the eyeball where light is converted into neural signals sent to the brain.

noun

the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve