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mi·gra·tion (m -gr sh n)n.1. The act or an instance of migrating. 2. A group migrating together. 3. Chemistry & Physics a. The movement of one atom or more from one position to another within a molecule. b. The movement of ions between electrodes during electrolysis.
mi·gra tion·al adj. |
migration [maɪˈgreɪʃən]n1. the act or an instance of migrating 2. a group of people, birds, etc., migrating in a body 3. (Chemistry) Chem a movement of atoms, ions, or molecules, such as the motion of ions in solution under the influence of electric fields migrational adj
migration (m -gr sh n)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. |
Migration the persons, mammals, or birds that take part in migratory movements abroad, collectively.Examples: migration of birds, 1704; of salmon, 1704; of souls of men, 1727.
ThesaurusLegend: Synonyms Related Words Antonyms | Noun | 1. | migration - the movement of persons from one country or locality to anotherimmigration, in-migration - migration into a place (especially migration to a country of which you are not a native in order to settle there) movement, move, motion - the act of changing location from one place to another; "police controlled the motion of the crowd"; "the movement of people from the farms to the cities"; "his move put him directly in my path" gold rush - a large migration of people to a newly discovered gold field | | 2. | migration - a group of people migrating together (especially in some given time period)people - (plural) any group of human beings (men or women or children) collectively; "old people"; "there were at least 200 people in the audience" | | 3. | migration - (chemistry) the nonrandom movement of an atom or radical from one place to another within a moleculeevent - something that happens at a given place and time chemical science, chemistry - the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions | | 4. | migration - the periodic passage of groups of animals (especially birds or fishes) from one region to another for feeding or breeding |
migration
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