Pronounced vehr-deek-yo. A grape varietal, used in the production white wine, originating in the Marches region of Italy. The best known wines made from the Verdicchio varietal come from the D.O.C. of Verdicchio dei Castelli di Jesi. The Trebbiano, the Malvasia, and the Verdicchio are the main white varietals approved in the D.O.C. regulated areas of central Italy. Since the Verdicchio varietal is high in acid it is also used in the production of sparkling and spumanté wine.