— graininess , n.
/gray"nee/ , adj., grainier, grainiest .
1. resembling grain; granular.
2. full of grains or grain.
3. having a natural or simulated grain, as wood, wallpaper, etc.
4. Photog. (of a negative or positive) having a granular appearance.
[ 1605-15; GRAIN + -Y 1 ]