Relacionar Columnas Measuring populationsVersión en línea Now you have to relate the terms with its definition. por Laura Jiménez Ruiz 1 Actual increase 2 Population density 3 Immigrant 4 Emigrant 5 Natural increase 6 Absolute population The total number of people living in an area. A person who moves into an area. The average number of people who live in each square kilometre of land. Includes the natural increase, the immigrants arriving and emigrants leaving. The difference between the number of births and the number of deaths. A person who moves away from an area.