Immigration and emigration are both related to the movement of people from one country to another, but they have different meanings. Here are the definitions of each:

Immigration

• Immigration refers to the movement of people to a different country where they are not natives or do not possess citizenship in order to settle as permanent residents or naturalized citizens.
• An immigrant is someone who has moved away from their home country and now lives in a different country.
• The prefix "im" in immigration is similar to "in," so it can be remembered that an immigrant has moved into a new country from their native country.

Emigration

• Emigration refers to the relocation of people from one country to another in order to permanently live in another.
• An emigrant is someone who has left their country of origin and now lives in a different country.
• The prefix "e" in emigration is similar to "exit," so it can be remembered that an emigrant has left their home country.

In summary, immigration refers to moving into a new country, while emigration refers to leaving ones home country.