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1. Marked by refinement in taste and manners
   "polite society";
   - civilized, civilised [Brit], cultivated, cultured, genteel
    
2. Showing regard for others in manners, speech, behaviour, etc.
    
3. 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 polite";
   - civil

Derived forms: politer, politest

See also: civility, courteous, gracious, mannerly, nice, niceness, politeness, politesse, refined, well-mannered

Antonym: impolite

Encyclopedia: Polite