pop·u·la·tion /ˌpɑpjəˈleʃən/
 人口,人口數
 pop·u·la·tion /ˌpɑpjəˈleʃən/ 名詞
 人口,總體,種群(生物)
 population
 總體;密數
 population
 群體
 Pop·u·la·tion n.
 1. The act or process of populating; multiplication of inhabitants.
 2. The whole number of people, or inhabitants, in a country, or portion of a country; as, a population of ten millions.
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 population
      n 1: the people who inhabit a territory or state; "the population
           seemed to be well fed and clothed"
      2: a group of organisms of the same species populating a given
         area; "they hired hunters to keep down the deer
         population"
      3: (statistics) the entire aggregation of items from which
         samples can be drawn; "it is an estimate of the mean of
         the population" [syn: universe]
      4: the number of inhabitants (either the total number or the
         number of a particular race or class) in a given place
         (country or city etc.); "people come and go, but the
         population of this town has remained approximately
         constant for the past decade"; "the African-American
         population of Salt Lake City has been increasing"
      5: the act of populating (causing to live in a place); "he
         deplored the population of colonies with convicted
         criminals"