Microscopic, single-celled fungi, having round to oval cells which reproduce by forming buds, are vital to the alcoholic fermentation process, which, starved of oxygen, transforms grape juice to wine.
Before concrete, stainless steel, and other inert materials replaced wood as the most common material for wine fermentation vessels and storage containers in the 1960s, each wine region had ist own legion of barrel types. Even today such terms as feuillette, tonneau, and fudre may be used to measure volumes of wine long after the actual containers themselves have been abandoned.
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.
Much-discussed term for the total natural evironment of any viticultural site. Major components of terroir are soil, and local topography, macroclimate, mesoclimate and microclimate.
Widely used in filtration, is a naturally occuring, highly porous, chalky textured sedimentary rock made mainly of silica and consisting of fossilized remains of diatoms, a type of hard-shelled algae.
French word for the important operation in the production of fine wines of deciding which lots will be assembled to make the final blend. It plays a crucial role in sparkling winemaking when some cuvées may be assembled from several hunderd different components.
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.
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.
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.
An expression much used of that part of the Bordeaux wine region that is on the right bank, or north, of the river Dordogne. It includes, travelling down river, Castillon Côtes de Bordeaux, Francs Côtes de Bordeaux, St-Émilion and its satellite appellations, Pomerol and Lalande-de-Pomerol, Fronsac and Canon-Fronsac, Bourg, and Blaye.
Or Melon de Bourgogne, the most planted grape variety in the Loire valley, planted on 10798ha/26671acres in 2011 and famous in only one respect and one region, Muscadet.
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.
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.
Prosperous village in Burgundy producing the most powerful red wines of the Côte de Beaune district of the côte d'Or, from the usual Pinot Noir grapes.
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.
Are the dissolved inorganic constituents of vines, grapes and wine, often called nutrients, and primarily obtained from geological minerals in the groung.
Term often used in France, particularly in Bordeaux, for the cellermaster, as opposed to the régisseur, who might manage the whole estate, or certainly the vineyards.
