German-speaking Europe

DA -CH or DACH is a word for Germany, Austria and Switzerland - and thus for most of the language area in the standard German language is the roof. It is formed from the vehicle distinguishing signs of the three countries:

  • D ( for Germany )
  • A (for Austria, lat Austria ) and
  • CH ( for Switzerland, Latin Confoederatio Helvetica ).


Application finds the word, for example, as the title at events such as conferences ( "DA -CH- meeting " ) or community projects of these three states and maps for navigation devices, which covers the area of these states.

  • Language, Institute for German Language
  • The German Nutrition Society eV ( DGE), Austrian Nutrition Society ( ANS ), the Swiss Society for Nutrition Research ( SGE ) and the Swiss Nutrition Association (SVE ): diet, eg DACH reference values in 2000 for the first time agreed on common reference values ​​for nutrient intake. Following the usual characteristics of the participating countries ( Germany = D; Austria = A; Switzerland = CH), the new reference values ​​are called DACH reference values ​​.
  • Traction power # power supply 15 kV 16.7 Hz


  • ROOF is an Interreg III A initiative of the European Union, Switzerland and Liechtenstein. The aim of the project is to establish a common spatial planning in the Alpine Rhine - Lake Constance - Upper Rhine region and to strengthen cross- border cooperation. The Plus in the name symbolizes the Principality of Liechtenstein, in addition to the DA-CH countries.
  • As an advanced variants of the acronym ROOF DACHL are used for the regions Germany, Austria, Switzerland and South Tyrol for Germany, Austria, Switzerland and Liechtenstein / Luxembourg and BADGER.