eyeshine
/ˈaɪˌʃaɪn/
noun
- The reflection of light from the eyes of an animal, especially in the dark, caused by a layer behind the retina.
- The cat's eyeshine glowed green when the flashlight hit it.
- Biologists use eyeshine to spot nocturnal animals at night.
- We saw the eyeshine of a deer in the headlights.