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

Antananarivo's population has increased by more than 10 times since the 1960s, spurred by rural-to-urban migration that is happening across Africa. — ABC News, 5 Aug. 2026

According to the Venezuelan repatriation program, Monday’s flight was the 165th since early 2025, when Caracas and Washington resumed deportation flights as part of a migration agreement. — Rocio Munoz, CNN Money, 4 Aug. 2026

The Moroccan diplomat rejected using force to tackle the migration phenomenon. — Sam McNeil, Los Angeles Times, 4 Aug. 2026

A number of projects deal with themes of displacement, migration and belonging, while examinations of aging and later life stages are also among the films receiving grants. — Georg Szalai, HollywoodReporter, 4 Aug. 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
• aeration
• bination
• carnation
• cassation
• castration
• causation
• centration
• cessation
• cetacean
• chelation
• citation

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