|AOC||Appellation d'origine contrôlée; the French certification granted to certain geographical indications for wines. Also applies to cheeses, butters and other agricultural products.|
|Grand cru||A regional French wine designation for a vineyard known for its favorable reputation. It is the highest level of classification of AOC wines from Burgundy or Alsace.|
|DO||The Spanish certification scheme for wines and other agricultural products. Similar to the French AOC.|
|DOCG||An Italian quality-assurance label modeled after the French AOC. Indicates a controlled designation of origin is guaranteed.|
|AVA||An American Viticultural Area. Designates a geographical wine-grape-growing region in the United States.|
Serious connoisseurs are capable of discerning multiple flavors in a wine, and they possess a highly specialized vocabulary to describe it. In addition to the terms used to describe flavor, wines are subject to various classification schemes whose names can easily overwhelm the uninitiated.
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