Luxembourg meaning
EN
[ˈlʌk.səm.bɜːɡ] [ˈlʌk.səm.bɝɡ] 
US WLuxembourg
- Luxembourg (/ˈlʌksəmbɜrɡ/), officially the Grand Duchy of Luxembourg (Luxembourgish: Groussherzogtum Lëtzebuerg, French: Grand-Duché de Luxembourg, German: Großherzogtum Luxemburg), is a landlocked country in Western Europe.
- As a representative democracy with a constitutional monarch, it is headed by a grand duke, Henri, Grand Duke of Luxembourg, and is the world's only remaining grand duchy.
- Luxembourg is a founding member of the European Union, NATO, OECD, the United Nations, and Benelux, reflecting its political consensus in favour of economic, political, and military integration.
FR Luxembourg 
- Proper noun
- A country in Europe having borders with Belgium, France and Germany. Member state of the European Union. Official language: Letzeburgesh. Official name: Grand Duchy of Luxembourg.
- A province of Wallonia, Belgium.
- The capital city of Luxembourg.
- The district of Luxembourg (the country) that includes its capital city.
- A country in Europe having borders with Belgium, France and Germany. Member state of the European Union. Official language: Letzeburgesh. Official name: Grand Duchy of Luxembourg.
Definition of Luxembourg in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Proper nouns
- Proper nouns
- Nouns
Source: Wiktionary
Grammatically, this word "Luxembourg" is a noun, more specifically, a proper noun.