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migration
[ mahy-grey-shuhn ]
noun
- the process or act of migrating.
- a migratory movement:
preparations for the migration.
- a number or body of persons or animals migrating together.
- Chemistry. a movement or change of position of atoms within a molecule.
- Physics. diffusion ( def 3a ).
migration
/ maɪˈɡreɪʃən /
noun
- the act or an instance of migrating
- a group of people, birds, etc, migrating in a body
- chem a movement of atoms, ions, or molecules, such as the motion of ions in solution under the influence of electric fields
migration
/ mī-grā′shən /
- 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.
- The movement of one atom or more, or of a double bond, from one position to another within a molecule.
- The movement of ions between electrodes during electrolysis.
Derived Forms
- miˈgrational, adjective
Other Words From
- mi·gration·al adjective
- nonmi·gration noun
- premi·gration adjective
- remi·gration noun
Word History and Origins
Origin of migration1
Example Sentences
If they follow through on that intention, that would be a massive migration, and bad news for cities.
Gradually, these climate impacts have encouraged the rural-to-urban migration that is leaving India’s megacities bursting at the seams.
The big question is whether the mass migration will extend to the slow walk in the middle, underwriting.
Budget data from cell phone records, federal aid requests, school enrollments, and other indicators tell a story of mass migration.
Parents and remote workers in search of more space aren’t the only ones who would drive this migration wave.
This “Sixth Migration” of massive human migration to Texas is the larger story of the book, and it is a significant story.
Smart and ambitious, he seemed to epitomize the success of that northern migration experienced by millions of southern blacks.
The great migration to the North through World War II had given black people at least some clout as they began to vote Democratic.
About two years after 9/11, there was this mass migration to New York.
As the economy soured, Californians began to think in terms of limited resources and came to see migration as a zero sum game.
Migration to distant occupations or to foreign lands was but for the adventurous few.
There was probably nothing at that time in atmospheric conditions to check such a migration.
The northward migration of the Pygmies seems to have been accompanied or followed by that of a full grown people.
We now understand how the Phoenicians, whose ancestors arrived in the second Semitic migration, came to call their land “Canaan.”
Thus the Phoenicians and the Amorites belong to the first stage of the second great Arabian migration.
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