Le Cor·bu·si·er /lə kɔːˈbjuːzieɪ, -ˈbuː- $ -ˌkɔːrbuːzˈjeɪ/ (1887–1965) a French architect (=someone who designs buildings) who was born in Switzerland. He believed that buildings should look modern, be made of modern materials such as concrete and glass, and that they should be functional (=simple and practical, without unnecessary decoration). He built many important buildings, and planned the city of Chandigarh in India.