From English-Hindi FreeDict Dictionary ver. 1.6: roundel /ɹˈaʊndəl/ <N> 1. गोलाकार फलक, चित्र "There is esp.roundel in our military aircraft. "
roundel /ɹˈaʊndəl/ <N> 1. गोलाकार फलक, चित्र "There is esp.roundel in our military aircraft. "