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

Domestic migration into the Sun Belt states is declining, due in part to off-the-chart heat waves, devastating storms, once-in-a-century floods, and year-round fire seasons — along with the consequential costs, such as unaffordable homeowners’ insurance and destroyed livelihoods. —Dp Opinion, Denver Post, 28 Mar. 2026

An abrupt shut-in causes fines migration — when tiny particles of rock and clay within the porous materials become dislodged, settle, and severely plug the pore throats near the wellbore. —Siddharth Misra, Fortune, 28 Mar. 2026

Some of the nation’s most populous counties were among the most affected, particularly those already experiencing negative domestic migration — meaning more people moved out than in. —Alexis Simmerman, Austin American Statesman, 27 Mar. 2026

There is, in fact, no wave of migration challenging the survival of the Hungarian nation. —Anne Applebaum, The Atlantic, 27 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