Medical Dictionary


noun pop·u·la·tion \ˌpäp-yə-ˈlā-shən\

Medical Definition of POPULATION

:  the whole number of people or inhabitants in a country or region
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
:  a group of individual persons, objects, or items from which samples are taken for statistical measurement
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