额定 Traditional form: 額定 Pinyin (reading): édìng Definitions: specified (capacity, output etc) rated (capacity, output etc) Characters: 额 - forehead; quota, amount 定 - to decide, to fix, to settle; to order; definite, fixed, sure Traditional characters: 額 - forehead; quota, amount 定 - to decide, to fix, to settle; to order; definite, fixed, sure