Main Entry: pop·u·la·tion

Pronunciation: \ˌpäp-yə-ˈlā-shən\

Function: noun

1 : the whole number of people or inhabitants in a country or region
2 a : a body of persons or individuals having a quality or characteristic in common b (1) : the organisms inhabiting a particular locality (2) : a group of interbreeding organisms that represents the level of organization at which speciation begins
3 : a group of individual persons, objects, or items from which samples are taken for statistical measurement