Eye

1. The vertebrate organ of vision; either of a pair of hollow structures located in bony sockets of the skull, functioning together or independently, each having a lens capable of focusing incident light on an internal photosensitive retina from which nerve impulses are sent to the brain. She had an infection in her left eye.
2. The external, visible portion of this organ together with its associated structures, especially the eyelids, eyelashes, and eyebrows. She has beautiful blue eyes.
3. The ability to make intellectual or aesthetic judgement. She has a good eye for modern fashion.