migration

noun

mi·​gra·​tion mī-ˈgrā-shən 

: the act, process, or an instance of migrating

watched the migration of the birds overhead

migrational

mī-ˈgrā-sh(ə-)nəl 

adjective

Examples of migration in a Sentence

Recent Examples on the Web

But Iran’s neighbors and Europe are growing increasingly concerned about a possible migration crisis should the war drag on and are making contingency plans. —Sam McNeil, Fortune, 14 Mar. 2026

Sandhill cranes are large birds that have traditionally stopped in Northwest Indiana to rest and refuel during their long migration. —Doug Ross, Chicago Tribune, 14 Mar. 2026

But Iran's neighbors and Europe are growing increasingly concerned about a possible migration crisis should the war drag on and are making contingency plans. —ABC News, 14 Mar. 2026

The migration reflects efforts to transform Florida into a tech rival to Silicon Valley, with major investments in infrastructure, education and business ecosystems. —Deputy Managing Editor, Los Angeles Times, 13 Mar. 2026

Word History

Etymology

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

First Known Use

circa 1527, in the meaning defined above

Phrases Containing migration

• pre-migration

Rhymes for migration

• ablation
• bination
• carnation
• cassation
• castration
• causation
• centration
• cessation
• cetacean
• chelation
• citation
• collation

Kids Definition

migration

noun

mi·​gra·​tion

mī-ˈgrā-shən

1

: the act or an instance of migrating

2

: a group of individuals that are migrating

Medical Definition

migration

noun

mi·​gra·​tion mī-ˈgrā-shən 

: the act, process, or an instance of migrating

migration of larval nematodes to the lungs