ultracivilized
/ˌʌltrəˈsɪvəˌlaɪzd/
adjective
- Extremely polite, refined, and socially advanced; having very sophisticated manners and culture.
- The city's ultracivilized atmosphere attracted artists and intellectuals from around the world.
- He spoke in an ultracivilized tone, never raising his voice even during the argument.
- The dinner party was an ultracivilized affair with fine china and classical music.