Added 9 October 2026 in-migration noun Categories: ActionsObscure Words noun ! Definition from WordNet 3.1, Princeton University. More about in-migration at Wordnik → Where our words come from → Migration into a place (especially migration to a country of which you are not a native in order to settle there). Related Words: immigrationimmigrantimmigratein-migrationimmigratingimmigrationsimmigrantsmigrationalemigrantsimmigratedmigrations Back to today's word