Definitions for "Radicchio"
an Italian red-leafed salad green
A red and white colored salad green also suitable for cooked preparations.  Radicchio is a member of the chicory family and different varieties range from mild to bitter tasting.  Purchase radicchio that has a small, tightly packed head, with a rich burgundy color and an unblemished based.  The leaves should be firm and crisp.  Radicchio is excellent in salads and as a garnish.  It will last a long time after purchasing when stored in the refrigerator.
A crisp bitter, peppery variety of chicory.