train to be discriminative in taste or judgment; "Cultivate your musical taste"; "Train your tastebuds"; "She is well schooled in poetry"

raise from a barbaric to a civilized state; "The wild child found wandering in the forest was gradually civilized"

To reclaim from a savage state; to instruct in the rules and customs of civilization; to educate; to refine.

To admit as suitable to a civilized state.