noun
German-speaking countries; German language sphere
Refers collectively to regions where German is the primary language, such as Germany, Austria, and parts of Switzerland.
ドイツ語圏では、クリスマスの伝統が国によって少しずつ違う。
In German-speaking countries, Christmas traditions differ slightly from country to country.
ドイツ語 is the German language itself, while ドイツ語圏 refers to the geographical/cultural area where German is spoken.
Compound of ドイツ語 (German language) and 圏 (sphere, area).