mi·​gra·​tion | \ mī-ˈgrā-shən \

Definition of migration

: the act, process, or an instance of migrating watched the migration of the birds overhead

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Other Words from migration

migrational \ -​shnəl , -​shə-​nᵊl \ adjective

Examples of migration in a Sentence

Recent Examples on the Web

However, after 2012, net in-migration declined for those facing an effective tax increase of 0.5 percent or higher. Kathleen Pender, SFChronicle.com, "Dozens of millionaires fled California after 2012 tax increase, study says," 6 July 2018 New York led all states in domestic migration as over million people have left the state since April 1, 2010. Fortune, "How U.S. Demographics Are Changing: America Got Less White, Older, and More Urban Last Year," 21 June 2018 Word of Mexico’s new migration policy has spread fast in Honduras. Juan Montes, WSJ, "Migrant Tally Surges at Guatemala-Mexico Border," 23 Jan. 2019 That’s partly because of migration, much of it in the 1970s and 1980s during Guyana’s socialist period. Doreen Hemlock, miamiherald, "Cubans are flocking to Guyana for economic reasons — but there's a twist," 28 June 2018 Between 2010 and 2017 all but one of the Upper Peninsula's 15 counties lost population to migration. Georgea Kovanis, Detroit Free Press, "The tiniest addicts: How U.P. babies became part of opioid epidemic," 2 May 2018 In addition, Smith’s analysis looked at the size distribution of African mammals prior to the hominid migration into Eurasia. Jason G. Goldman, Scientific American, "In 200 Years Cows May Be the Biggest Land Mammals on the Planet," 20 Apr. 2018 For Egypt, migration was not a means toward economic development or attracting remittances. Gerasimos Tsourapas, Washington Post, "How authoritarian regimes use migration to exert ‘soft power’ in foreign policy," 6 July 2018 Net migration was negative in 14 states plus Puerto Rico last year. Fortune, "How U.S. Demographics Are Changing: America Got Less White, Older, and More Urban Last Year," 21 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'migration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of migration

circa 1527, in the meaning defined above

History and Etymology for migration

French or Latin; French, from Latin migration-, migratio, from migratus (past participle of migrare to migrate) + -ion-, -io -ion — more at migrate

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Statistics for migration

Last Updated

16 Feb 2019

Look-up Popularity

Time Traveler for migration

The first known use of migration was circa 1527

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More Definitions for migration


mi·​gra·​tion | \ mī-ˈgrā-shən\

Kids Definition of migration

: the act or an instance of moving from one place to another often on a regular basis the spring migration of birds


mi·​gra·​tion | \ mī-ˈgrā-shən \

Medical Definition of migration

: the act, process, or an instance of migrating migration of larval nematodes to the lungs

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More from Merriam-Webster on migration

Spanish Central: Translation of migration

Nglish: Translation of migration for Spanish Speakers

Britannica English: Translation of migration for Arabic Speakers

Comments on migration

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