retina
/ˈrɛtɪnə/
noun
- The layer of tissue at the back of the eye that is sensitive to light and sends signals to the brain, allowing you to see.
- When light hits the retina, it creates electrical signals that travel to the brain.
- The doctor examined her retina to check for signs of disease.
- A detached retina is a serious eye condition that requires immediate medical attention.