in-migration
1. [ noun ] migration into a place (especially migration to a country of which you are not a native in order to settle there)
Synonyms: immigration
Related terms: migration aliyah immigrate
Similar spelling:   ingratiation
  immigration
  ingrained
  ingraining
  inauguration
  ingratiating
  ingratiate
  incorporation
  incarceration
  ingratitude
  ingratiatingly
  incrimination