retina
Concise Oxford English Dictionary © 2008 Oxford University Press:
retina /ˈrɛtɪnə/
▶noun (pl. retinas or retinae /-niː/) a layer at the back of the eyeball that contains cells sensitive to light, which trigger nerve impulses that pass via the optic nerve to the brain, where a visual image is formed.
– derivatives
retinal adjective,
retinitis noun.
retinal adjective,
retinitis noun.
– origin ME: from med. L., from L. rete ‘net’.
'retina' also found in these Oxford entries:
blind spot
- choroid
- cone
- detached
- fovea
- lens
- macula
- ophthalmoscope
- photopigment
- pupil
- red-eye
- retinitis pigmentosa
- retinopathy
- rod

