migration

/maɪˈɡreɪʃən/
noun
  1. The movement of people or animals from one place to another, often seasonally or for work.
    • Urban migration has increased as people seek jobs in cities.
    • The annual migration of monarch butterflies covers thousands of miles.
    • Scientists study bird migration patterns to understand climate change.
  2. The transfer of data, software, or systems from one platform or location to another.
    • The company completed its migration to a cloud-based system.
    • A successful software migration requires careful planning.
    • The data migration to the new server took several hours.
Antonyms