Progressive winemaking operation which removes suspended and insoluble material from grape juice, or new wine, in which these solids are known as lees.
One of the most important wine rivers, linking a range of vineyards as dissimilar as those of Châteauneuf-du Pape in southern France, sparkling Seyssel, and Fendant du Valais in Switzerland.
The practice of adding spirits, usually grape spirit, to wine to ensure microbiological stability, thereby adding alcoholic strength and precluding any further fermentation.
The heart of the Burgundy wine region in eastern France in the form of an escarpment supporting a narrow band of vineyards for nearly 50km/30miles southwards from Dijon. Viticulturally it is divided into two sectors, the Côte de Nuits and the Côte de Beaune.
Unregulated term of approbation referring to German Rieslings. Use of gold capsules to signify superior quality was a response, initially and still primarily in the Mosel, to the 1971 German Wine Law's prohibition on labels of traditional terms such as Cabinet, feine, feinste, or hochfeinste.
According to the 2005 wine legislation, the following types of wine are produced in Tokaj: Dry and semi-dry; These are wines vinified from overripe grapes and matured only briefly. Matured dry wines; botrytis is undesirable. Szamorodni; Comparable to that of Beerenauslese. They are fermented dry or sweet and subjected to subtle maturation under a film-forming yeast. Very like the Jura's Vin Jaune. Sweet Aszù wines; Traditionally, the concentration of wines is measured by the number of puttonyos of Aszù grapes. Essencia; The free-run juice of hand-picked botrytized berries with a sugar content of over 450g / l also 800g and more. Essencia takes years to achieve a modest alcohol level of 4-5%.
Very large group of highly reactive chemical compounds of which phenol is the basic building block. These include many natural colour pigments such as the anthocyanins of fruit and dark-skinned grapes, most natural vegetable tannins such as occur in grapes, and many flavour compounds.
Affects vines when air temperatures are high. Very high daytime temperatures, of more than 40°C/104°F, cause the vine to "shut down", or virtually cease photosynthesis, as the enzymes responsible can no longer work. High temperatures also lead to water stress, especially when accompained by bright sunshine, low humidity, and strong, dry winds.
IP was developed as a concept in 1974, and major development has come from France, Germany and Switzerland. IP emphasizes a holistic approach to viticulture, by considering the vineyard as an "agro-ecosystem". The reduction of chemical inputs, especially nitrogen fertilizer and broad spectrum insecticides, is a first step.
Or bâtonnage, as it is called in French, is the once fashionable winemaking operation of mixing up the lees in a barrel, cask, tank or vat with the wine resting on them. It is an optional addition to the process of lees contact and is often employed, particularly for whites which have undergone barrel fermentation. Usually done with a stick. Stirring up the lees in the barrel also effects oak flavour.
Term used on labels which has very specific meaning in the Unitet States, where an estate-bottled wine must come from the winery's own vineyards or those on which the winery has a long lease; both vineyards and winery must be in the geographical area specified an the label.
French term for racking, or moving clear wine off ist sediment and into a clean container. It can also be used for the wine serving process of decanting.
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.
French wine term derived from cuve, with many different meanings in different contexts. In general terms it can be used to mean any containerful, or even any lot, of wine.
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.
Winemaking process with the aim of clarification and stabilization of a wine whereby a fining agent, one of a range of special materials, is added to coagulate or adsorb and precipitate quickly the colloids suspended in it.
Ouillage in French, the operation of refilling any sort of wooden container to replace wine lost through evaporation. The container should be kept full or nearly full.
