/ˈtɜ:bəʊtʃɑ:dʒə(r) ||; ˈtɝboˌtʃɑrdʒɚ/(also ˈturbo /ˈtɜ:bəʊ ||; ˈtɝbo/) noun [C] a system in a car that sends a mixture of petrol and air into the engine at high pressure, making it more powerful 涡轮增压器