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 (def 3a).
Origin of migration Expand
Latin
1605-16151605-15; < Latin migrātīon- (stem of migrātiō). See migrate, -ion
Related forms Expand
migrational, adjective
nonmigration, noun
premigration, adjective
remigration, noun