migration

[mahy-grey-shuhn]

noun

1. the process or act of migrating.

2. a migratory movement.

   preparations for the migration.

3. a number or body of persons or animals migrating together.

4. Chemistry.,  a movement or change of position of atoms within a molecule.

5. Physics.,  diffusion.

migration

/ maɪˈɡreɪʃən /

noun

1. the act or an instance of migrating

2. a group of people, birds, etc, migrating in a body

3. chem a movement of atoms, ions, or molecules, such as the motion of ions in solution under the influence of electric fields

migration

1. The seasonal movement of a complete population of animals from one area to another. Migration is usually a response to changes in temperature, food supply, or the amount of daylight, and is often undertaken for the purpose of breeding. Mammals, insects, fish, and birds all migrate. The precise mechanism of navigation during migration is not fully understood, although for birds it is believed that sharp eyesight, sensibility to the Earth's magnetic field, and the positions of the Sun and other stars may play a role.

2. The movement of one atom or more, or of a double bond, from one position to another within a molecule.

3. The movement of ions between electrodes during electrolysis.

Other Word Forms

• migrational adjective
• nonmigration noun
• premigration adjective
• remigration noun

Word History and Origins

Origin of migration¹

First recorded in 1605–15, migration is from the Latin word migrātīon- (stem of migrātiō ). See migrate, -ion

Example Sentences

There are plans for more cultural ties such as school exchanges, stronger military links, business investments and joint efforts to tackle illegal migration and people smuggling.

Read more on BBC

Large waves of migration are destabilizing in themselves.

Read more on The Wall Street Journal

Addressing a gap in the scholarship, the authors' work provides a new foundation for examining resources and migration routes in which Ayvalık may have featured as part of a mobility corridor.

Read more on Science Daily

Thousands of Poles took to the streets of Warsaw on Saturday to march against illegal immigration and European migration policy, according to AFP journalists.

Read more on Barron's

The population of the city, once the region's largest, has decreased by about 62 percent, the UN's migration agency said.

Read more on Barron's

Related Words

• exodus 
• flight 
• journey 
• movement 
• shift 
• transfer