Oxford Dictionary English turning circle noun noun BrE BrE//ˈtɜːnɪŋ sɜːkl// ; NAmE NAmE//ˈtɜːrnɪŋ sɜːrkl// Add to my wordlistjump to other resultsthe smallest circle that a vehicle can turn around inSee turning circle in the Oxford Advanced American DictionaryCheck pronunciation: turning circle oxfordlearnersdictionaries.com