减号 Traditional form: 減號 Pinyin (reading): jiǎnhào Definitions: minus sign - (math.) Characters: 减 - to decrease, to subtract, to diminish 号 - mark, sign; symbol; number; to call, to cry, to roar Traditional characters: 減 - to decrease, to subtract, to diminish 號 - mark, sign; symbol; number; to call, to cry, to roar