Grin
From Wikipedia, the free encyclopedia
Grin may refer to:
- A facial expression: see Smile.
- Alexander Grin, a Russian novelist.
- GRIN, an acronym for gradient index: see Gradient index optics.
- GRIN, a video game developer based in Stockholm, Sweden.
- Grin, a band formed by Nils Lofgren.
- GRIN, an acronym for Great Images in NASA, a NASA-maintained collection of high-resolution aerospace-related images.
- GRIN, an acronym for Grand Rapids Information Network, a public television channel.
- GRIN Germplasm Resources Information Network