RanayoudaoicibaDictYouDict[Rana 词源字典]
"A Hindu (especially Rajput) prince or raja; specifically a member of the family of Rajput origin which effectively ruled Nepal from 1846 to 1951. Also used as a title. Now historical", Mid 17th cent.; earliest use found in Henry Lord (b. 1563), clergyman and ethnographer. Partly from Marathi rāṇā and Rajasthani rāṇā, the title of a king or prince among Rajputs, and partly (in later use) from Hindi rānā and Nepali rānā, all ultimately from Sanskrit rājn-, oblique stem of rājan.[Rana etymology, Rana origin, 英语词源]