residency (residencies plural )
1 n-uncount Someone's residency in a particular place, especially in a country, is the fact that they live there or that they are officially allowed to live there.
He applied for British residency...
2 n-count A doctor's residency is the period of specialized training in a hospital that he or she receives after leaving university.
(AM)
He completed his pediatric residency at Stanford University Hospital.