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

While Illinois is the outlier flat tax state among the top five population losers last year, South Carolina is the lone state with a progressive income tax among the five states that gained the most population through interstate migration in 2024. —Patrick Gleason, Forbes, 1 Mar. 2025

Much of the Floridan Aquifer is shielded significantly from downward migration of pollution by overlying layers of dense, impermeable clay. —Kevin Spear, Orlando Sentinel, 28 Feb. 2025

Attorneys who advise the wealthy on migration and investment visas say demand is already strong. —Robert Frank, CNBC, 27 Feb. 2025

Barger will discuss the Eastern North Pacific gray whale, including its population, migration, calving, feeding, physical characteristics and other interesting facts. —Linda McIntosh, San Diego Union-Tribune, 27 Feb. 2025

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