丁宁 Traditional form: 丁寧 Pinyin (reading): dīngníng Definitions: variant of 叮嚀/叮咛 (dīngníng) Characters: 丁 - male adult; robust, vigorous; 4th heavenly stem 宁 - calm, peaceful; healthy; rather; to prefer Traditional characters: 丁 - male adult; robust, vigorous; 4th heavenly stem 寧 - calm, peaceful; healthy; rather; to prefer