1.Definition: marked by refinement in taste and manners

"Polite society"

Related Adjective(s):civilised, civilized, cultivated, cultured, genteel

2.Definition: not rude; marked by satisfactory (or especially minimal) adherence to social usages and sufficient but not noteworthy consideration for others

Related Adjective(s):civil

3.Definition: showing regard for others in manners, speech, behavior, etc.