Chateau/ʃæˈtəʊ/ Definition 1 of 1Pro Tip 1/3Cultural Significance Chateaux are part of French heritage, often linked to history and luxury. The restored chateau held centuries of artwork and antiques. Pro Tip 2/3Not Always Royal Despite resembling castles, chateaux may not have royal or defensive purposes. The vineyard's chateau was once a lavish home, not a fortress. Pro Tip 3/3Wine Association Many chateaux in France are known for wine production in their vineyards. We toured a chateau known for its exquisite Bordeaux wines.