An instrument for measuring a refractive index, which is related to the amount by which the angle of a light wave is changed when passing through the boundary between two media. The amount of refraction is a convenient way to measure solute concentration of a solution and is widely used in viticultural and winemaking to follow the ripeness of grapes and changes during vinification.
Town north of Perpignan in southern France that gives ist name to two of the biggest appellations of Roussillon, Rivesaltes and Muscat de Rivesaltes, both of them vins doux naturels.
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%.
Appellation for France's finest and certanly most complex vins doux naturels, made from vertiginous terraced vineyards above the Mediterranean at the southern limit of Roussillon.
Sometimes simply as botrytis, is the benevolent form of botrytis bunch rot, in which the Botrytis cinerea fungus attacks ripe, undamaged white wine grapes and, given the right weather, can result in extremely sweet grapes.
Increasingly popular and currently fashionable winemaking practice known to the Ancient Romans whereby newly fermented wine is deliberately left in contact with the lees. This period of lees contact may take place in any container, from a bottle to a large tank or vat-although a small oak barrel is the most common location for lees contact.
Dramatically situated hilltop town on the left bank of the upper Loire which lends ist name to one of the Loire's most famous, and famously variable, wines: racy, pungent, dry white Sauvignon Blanc.
Named after the principal town of Nuits-St-Georges, this is the northern half of the escarpment of the Côte d'Or, producing the greatest red wines of Burgundy, from the Pinot Noir grape, and very occasional white wines.
The result of breeding a new variety by crossing two vine varieties. If the varieties are of the same species, usually the European vinifera species, then the result may also be knowm a an intraspecific cross - Müller-Thurgau would be one example.
Extremely popular sparkling wine made in the region of Veneto, located north-east of Italy. The DOC was once an IGT. To ensure that no one outside the region was able to jump on the luctrative Prosecco bandwagon, the grape variety was renamed Glera in 2009, and Prosecco was registered as a protected denomination of origin DOC.
System of fractional blending used most commonly in Jerez for maintaining the consistency of a style of Sherry which takes ist name from those barrels closest to the suelo, or floor, from which the final blend was customarily drawn.
Attractive small village in the Côte de Beaune district of Burgundy's Côte d'Or producing elegant red wines from Pinot Noir. The wines of Volnay were celebratet under the ancien régime for their delicacy.
The most famous northern Rhône appellation of all, producing extremely limited quantities of seriously long-lived reds and about a third as much full-bodied dry white wine which some believe is even more distinguished. Hermitage was one of France's most famous wines in the 18th and 19th centuries when the name alone was sufficient to justify prices higher than any wine other than a first growth bordeaux.
Italian term applied to DOC wines which are deemed superior because of their higher minimum alcoholic strength, usually by a half or one per cent, a longer period of ageing before commercial release, or a lower maximum permited yield, or all three.
In white winemaking, the pomace is the sweet, pale brownish-green mass of grape skins, stems, seeds and pulp left after pressing. In red winemaking, the pomace is coloured blackish red.
