大公国 Traditional form: 大公國 Pinyin (reading): dàgōngguó Definitions: grand duchy Characters: 大 - big, great, vast, high, deep 公 - fair, equitable; public; duke 国 - country, nation, state; national Traditional characters: 大 - big, great, vast, high, deep 公 - fair, equitable; public; duke 國 - country, nation, state; national