Common winemaking practice, named after its French promulgator Jean-Antoine Chaptal, whereby the final alcoholic strength of a wine is increased by addition of sugar to the grape juice or must, before and/or during fermentation, although if it is added before, the higher sugar level will make it harder for the yeast to multiply.
The principal milk protein, is used by winemakers as a fining agent particularly useful for removing brown colours from white wines. It is used also in the clarification of young wines.
A fortified wine made by adding brandy to arrest fermenting grape must which results in a wine, red and sometimes white, that is both sweet and high in alcohol.
Imprecise tasting term used in many languages for a distinctive style of wine, often fortified wine or vin doux naturel, achieved by deliberately maderizing the wine by exposing it to oxygen and/or heat.
A common plant acid, abundant in some fleshy fruits such as lemons, but rare in grapes. The grape is unusual among fruits in that its major acid is tartaric acid, rather than citric acid, whose concentration in the juice of most grape varieties is only about one-twentieth that of tartaric acid.
Is just west of, and very much smaller than, the much more famous Sancerre, near the city of Bourges, producing a not dissimilar range of red, white, and rosé wines which can often offer better value.
German term for sweet reserve, the unfermented or part-fermented must much used in the 1970s and 1980s to sweeten all but the finest or driest German wines.
Is hard and supple, and most oaks have watertight wood, which has the simple advantage over other wood types used for cooperage of displaying a natural affinity with wine, imparting qualities and flavours that today's consumers appreciate as enhancing or complementing those of many wines.
Bouillie bordelaise in French, once much-used mixture of lime, copper sulfate, and water first recorded in 1885 by Alexis Millardet, as an effect control of downy mildew.
Qualitätswein is what POD wines are called in German. This is Germany's largest and lowest wine category and in practice includes all those wines once known as QbA. The grapes must originate in one of Germany's 13 official wine regions and reach minimum must weights.
The most important, and variable, appellation in the southern Rhône in terms of quality, producing mainly rich, spicy, full-bodied red wines which can be some of the most alluring expressions of warm-climate viticulture, but can also be either impossibly tannic or disappointingly jammy.
An accumulation of clay and silt particles that have been deposited by the wind. Loess is typically pale-coloured, unstratified, and loosely cemented by calcium carbonate. Favoured for viticulture because it is porous, permeable, readily warmed and easily penetrated by roots.
Appellation abutting Gevrey-Chambertin in the Côte de Nuits district of Burgundy, producing red wines of a similar style to ist neighbour, though currently of lesser fame.
Term in common parlance, but not in federal law, in the US that suggests loosely that the wine came entirely from grapes farmed on the winery's own property.
Small town in the Tuscan Maremma made famous by Marchese Mario Incisa della Rocchetta, who planted Cabernet Sauvignon vines for a house wine a early as the 1949s an his San Guido estate, labelling the resulting wine Sassicaia.
Latin word from the Greek for a vessel with two handles. Although the term may refer sometimes to fine wares, it is normally used to describe the large pottery containers which were used for the bulk transport of many goods and luquids ind the Mediterranean world.
