公亩 Traditional form: 公畝 Pinyin (reading): gōngmǔ Definitions: are (1 are = 1⁄100 hectare, or 100 m²) Characters: 公 - fair, equitable; public; duke 亩 - fields; unit of area equal to 660 sq. m. Traditional characters: 公 - fair, equitable; public; duke 畝 - fields; unit of area equal to 660 sq. m.