the daughter of a monarch 公主 ■a close female relative of monarch, especially a son's daughter 君王的女性近亲属,孙公主 ■the wife or widow of a prince 王妃;亲王的遗孀 ■the female ruler of a small state, actually, nominally, or originally subject to a king or emperor (实际上、名义上或出身上隶属于某国王或皇帝的)小国女君主 ■(princess of/among)a woman or thing regarded as pre-eminent in a particular sphere or group 出众的妇女(或事物);巾帼英雄 the princess of American politics. 美国政界的女中豪杰。 ■(N. Amer.)a spoilt or arrogant young woman (北美)被宠坏的年轻姑娘;傲慢的女人 ■(informal)a form of address used by a man to a girl or woman (非正式)(男人对女孩或妇女的称呼)小姐,小公主 is something the matter, princess?. 有什么事吗,小姐?。
常用词组 princess of the blood
a woman who is a princess by right of her royal descent 嫡系公主,嫡系孙公主
语源
late Middle English: from Old French princesse, from prince (see prince)