fosterage
ˈfɒstərɪdʒ
Definitions
1. noun
the act or practice of bringing up or supporting children not one’s own, typically because their parents are unable to do so
“The charity provided fosterage to orphaned children in the community.”
2. noun
a system or institution where children are brought up or supported by people other than their parents, especially for economic or social gain
“The use of fosterage in medieval Europe often led to exploitation of the children involved.”