denominator
/dɪˈnɒmɪneɪtə(r)/noun
1- Mathematics the number below the line in a vulgar fraction; a divisor【数】分母。
1.1
- a figure representing the total population in terms of which statistical values are expressed统计基准（一个代表总人口量的数字, 根据这一数字来表示其他各种统计数值）。
词源
mid 16th cent.: from French dénominateur or medieval Latin denominator, from denominare 'to name' （see DENOMINATE）.