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immigration

[im-i-grey-shuh n]
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noun
  1. the act of immigrating.
  2. a group or number of immigrants.
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Origin of immigration

First recorded in 1650–60; im-1 + migration
Related formsim·mi·gra·tion·al, im·mi·gra·to·ry [im-uh-gruh-tawr-ee, -tohr-ee] /ˈɪm ə grəˌtɔr i, -ˌtoʊr i/, adjectivean·ti-im·mi·gra·tion, adjectivenon·im·mi·gra·tion, nounpre·im·mi·gra·tion, nounpro·im·mi·gra·tion, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for immigrational

immigration

noun
  1. the movement of non-native people into a country in order to settle there
  2. the part of a port, airport, etc where government employees examine the passports, visas, etc of foreign nationals entering the country
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Derived Formsimmigrational, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for immigrational

immigration

n.

1650s, from immigrate + -ion. As short for "immigration authorities," from 1966.

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Online Etymology Dictionary, © 2010 Douglas Harper