1PGCthe process of entering another country in order to live there permanently [↪ emigration]:
He called for a common European policy on immigration.
2PGCthe total number of people who immigrate:
Immigration fell in the 1980s.
3alsoimmigration controlPGCTTthe place at an airport, sea port etc where officials check the documents of everyone entering the country
WORD FOCUS: airport WORD FOCUS: airport what you do at the airport:When you arrive at the airport, you go into the terminalbuilding. You check in for your flight at thecheck-in desk. You show your passport at passport controland then go through security, where they check that you are not carrying any weapons. If you have time you can wait for your flight in the departure lounge. When your flight is called, you go through the departure gatein order to get onto the plane. The plane then takes off from the runway. After your plane has landed, you go to the baggage reclaim to collect your bags, then go throughcustomsandimmigration, where they check your passport and your bags. You then go out into the arrivalsarea. ➔ See alsoairport
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.