polite and kind behaviour that shows a sense of honour, especially by men towards women （尤指男人对女人的）彬彬有礼，殷勤，体贴 (in the Middle Ages) the religious and moral system of behaviour that the perfect knight was expected to follow （中世纪的）骑士制度 the age of chivalry 骑士制度时代。
Word OriginMiddle English: from Old French chevalerie, from medieval Latin caballerius, for late Latin caballarius ‘horseman’, from Latin caballus ‘horse’.