adoption
adop·tion
/əˈdɑːpʃən/ noun , pl -tions
: the act or process of adopting someone or something: such as
a : the act or process of adopting a child
[ noncount ] They chose adoption because they couldn't have children of their own.
children who are available for adoption
an adoption agency
She decided to put/give the baby up for adoption. [=to make it possible for other people to adopt the baby]
[ count ] Our lawyer has handled many adoptions.
b [ noncount ] : the act or process of beginning to use something new or different
our adoption of local customs
the company's adoption of new technology
c [ noncount ] : the act or process of giving official acceptance or approval to something
the unanimous adoption of the resolution by the Senate