Pronunciation: (krôs'līt", kros'-), [key]
1. a light shone across the path of another to illuminate an area left dark by the first light.
2. light originating from sources not facing each other, as from windows in two adjacent walls.
3. light originating from counterlights.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.