掩码 Traditional form: 掩碼 Pinyin (reading): yǎnmǎ Definitions: (computing) mask Characters: 掩 - to cover up (with a hand); to ambush, to conceal; to shut 码 - number, numeral, symbol; yard Traditional characters: 掩 - to cover up (with a hand); to ambush, to conceal; to shut 碼 - number, numeral, symbol; yard