| A | B |
| migration | is a movement of people |
| permanent international migration | movement of people between countries |
| emigrants | are people who leave a country |
| immigrants | those who arrive in a country |
| migration balance | the difference between the numbers of emigrants and immigrants |
| net migration gain | when a country receives more people by immigration than they lose through emigration |
| net migration loss | when countries lose more people through emigration than they gain by immigration |
| voluntary migration | the free movement of migrants looking for an improved quality of life and personal freedom |
| forced migration | when the migrant has no personal choice but has to move due to natural disaster or to economic or social imposition |
| refugee | people who have been forced to leave their home country for fear of persecution |
| assimilation | the merging of cultures |
| economic migratants | people who move voluntarily from one country to another hoping to find jobs and better standard of living. |
| push factor | when conditions force people to leave their homes |
| pull factors | conditions that attract people to move to that country or area. |
| regional migration | people migration within the same general area, country or region |
| counter urbanization | is the process by which people and employment move away from major cities to smaller settlements |
| migrant workers | when people migrate from poor countries to nearby wealthier countries to find work |
| illegal immigrant | when people have entered or live in a foreign country without legal authority |
| rural urban migration | when people migrate from rural areas to large cities and towns |
| ethnic group | belonging to a group that share the same race, culture, language or religion |
| internal migration | when people migrate from place to place within their own countries |
| international migration | when people leave their home country and migrate to a foreign country for various reasons |
| migrant | a person that moves from place to place usually for economic reasons |