exode
/ɛɡˈoʊd/ EX-ohd
Definitions
1. noun
a departure or migration, especially of a large number of people
“The refugees’ exode from their war-torn country was a heart-wrenching sight.”
2. noun
a movement or journey of a large number of animals, typically in search of food or a new habitat
“The great exode of wildebeests across the savannah is a spectacular sight each year.”