1 (a) (in the Middle Ages) ideal qualities expected of a knight, such as courage, honour, courtesy and concern for the weak and helpless （中世纪的）骑士精神（如勇气、荣誉感、谦恭及扶助弱小等）.
(b) religious, moral and social system of the Middle Ages, based on these qualities 骑士制度
*the age of chivalry 骑士制度时代.
2 courtesy and considerate behaviour, esp towards women 谦恭有礼及体贴殷勤（尤指对女子）.
1200-1300; Language: Old French;Origin:
chevalerie, from chevalier; CHEVALIER
behaviour that is honourable, kind, generous, and brave, especially men's behaviour towards women
a system of religious beliefs and honourable behaviour that knights
in the Middle Ages were expected to follow
1. The legends of King Arthur represent the apotheosis of chivalry. 亚瑟王的传说代表骑士精神的顶峰.