The adj polite has 3 senses (first 2 from tagged texts)
1. (3) polite -- (showing regard for others in manners, speech, behavior, etc.)
2. (1) civilized, civilised, cultivated, cultured, genteel, polite -- (marked by refinement in taste and manners; "cultivated speech"; "cultured Bostonians"; "cultured tastes"; "a genteel old lady"; "polite society")
3. civil, polite -- (not rude; marked by satisfactory (or especially minimal) adherence to social usages and sufficient but not noteworthy consideration for others; "even if he didn't like them he should have been civil"- W.S. Maugham)