| Noun | 1. | population - the people who inhabit a territory or state; "the population seemed to be well fed and clothed"people - (plural) any group of human beings (men or women or children) collectively; "old people"; "there were at least 200 people in the audience" home front - the civilian population (and their activities) of a country at war | |
| 2. | population - a group of organisms of the same species populating a given area; "they hired hunters to keep down the deer population"group, grouping - any number of entities (members) considered as a unit | |
| 3. | population - (statistics) the entire aggregation of items from which samples can be drawn; "it is an estimate of the mean of the population"statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters | |
| 4. | population - 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. | population - the act of populating (causing to live in a place); "he deplored the population of colonies with convicted criminals" | |