What does the word courtesy mean?

Usage examples for courtesy

  1. Perhaps Isabel felt it beneath all his outward courtesy. – Lucy Maud Montgomery Short Stories, 1907 to 1908 by Lucy Maud Montgomery
  2. Kennedy and I thanked the doctor for his courtesy and left the office. – The Dream Doctor by Arthur B. Reeve
  3. Moreover, it was too evident that I had tried his courtesy long enough. – Erema My Father's Sin by R. D. Blackmore