| Term | Definition |
| cultural diffusion | the spreading, mixing, changing of cultures |
| immingrants | people who settle in a country they weren't born in |
| ellis island | immigrants processing center that open in new york harbor in 1892 |
| Undocumented Workers | Immigrants who come into the country without government's permission |
| migration | large-scale permanent movements of people |
| refugees | people who flee their country because of persecution or danger |
| Urbanization | the movement to cities, growth of cities |
| Urban area | cities and towns |
| Rural area | " in the country" often farms |
| Push factor | things that make you move for your survival |
| Pull Factors | opportunities for a better life that encourage you to move |