嘉定 Traditional form: 嘉定 Pinyin (reading): Jiādìng Definitions: Jiading district of northwest Shanghai final reign name 1208-1224 of South Song emperor Ningzong 寧宗/宁宗 ( Níngzōng) Characters: 嘉 - excellent; joyful; auspicious 定 - to decide, to fix, to settle; to order; definite, fixed, sure Traditional characters: 嘉 - excellent; joyful; auspicious 定 - to decide, to fix, to settle; to order; definite, fixed, sure