supercivilized

adjective

su·​per·​civ·​i·​lized ˌsü-pər-ˈsi-və-ˌlīzd 

: highly civilized: such as

a

: advanced to a very high level of cultural or technological development

supercivilized cultures

b

: characterized by a very high degree of taste, refinement, or restraint

I am speaking of educated and indeed supercivilized people …

—Saul Bellow

Word History

First Known Use

1824, in the meaning defined above