migration

Etymology

From Middle French migration and its source, Latin migrātiō, from the participle stem of migrō (“I migrate”). Morphologically migrate + -ion

noun

1. An instance of moving to live in another place for a while.
2. Seasonal moving of animals, as mammals, birds or fish, especially between breeding and non-breeding areas.
   Many of these classic methods are still used, with some modern improvements. For example, with the aid of special microphones and automated sound detection software, ornithologists recently reported […] that pine siskins (Spinus pinus) undergo an irregular, nomadic type of nocturnal migration. 2013-01-01, Paul Bartel, Ashli Moore, “Avian Migration: The Ultimate Red-Eye Flight”, in American Scientist, volume 101, number 1, archived from the original on 2016-03-05, pages 47–48
3. Movement in general.
   The migration of lead from a can to the food inside it can cause lead poisoning.
4. (computing) Instance of changing a platform from an environment to another one.
5. (biochemistry) The movement of cells in particular directions to specific locations.