plural immigrations
Definition of immigration
: an act or instance of immigrating
specifically
: travel into a country for the purpose of permanent residence there
Especially during these months when there has been constant talk of immigration and its myriad challenges, both here and on European national borders … — Bob Greene illegal/legal immigration immigration reform/policy/law Drawing historical comparisons is always a fraught process, especially when the subject is as contentious as immigration. — James Hannan There is only a passing comment on Chinese and Japanese immigration in the late nineteenth and early twentieth centuries, plus a short section on the truly global wave of immigrants that swept into America after the Second World War … — Nicholas Guyatt The Middle Ages is the story of successive migrations and immigrations … — Janet L. Nelson
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Merriam-Webster unabridged
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Time Traveler for immigration
The first known use of immigration was in 1625
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