Luxembourg[luk′səm bʉrg′; Fr lük sän bo̵̅o̅r′]
- grand duchy in W Europe, bounded by Belgium, Germany, & France: 999 sq mi (2,587 sq km); pop. 401,000
- its capital, in the S part: pop. 76,000
- province of S Belgium: 1,715 sq mi (4,442 sq km); pop. 240,000also Luxemburg
- A country of northwest Europe bordering on Belgium, Germany, and France. Created as a duchy in 1354, it was ruled successively by Burgundy, Spain, Austria, and France between 1443 and 1797, and it was made a grand duchy of the Netherlands by the Congress of Vienna (1814–1815). In 1839 the greater part of it passed to Belgium. The remainder became autonomous in 1848 and was declared a neutral and independent territory in 1867. Luxembourg is the capital.
- also Luxembourg City The capital of Luxembourg, in the southern part of the country. It developed around a heavily fortified tenth-century castle.
- Lux′em·bourg′er, Lux′em·burg′er