Abbreviation (also wine PDO) for "protected designation of origin", a quality level valid since August 2009 by the EU wine market regulation. In Germany and Austria, however, the traditional designations Qualitätswein and Prädikatswein are still used instead. See in detail under Quality System.

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The wein.plus encyclopaedia is a comprehensive, well-researched reference work. Available anytime and anywhere, it has become an indispensable part of teaching, used by students and myself alike. Highly recommended!
Dominik Trick
Technischer Lehrer, staatl. geprüfter Sommelier, Hotelfachschule Heidelberg