An adoption where the identity of the biological parents is kept as a secret from the child and their adoptive parents.

plural of closed adoption

A woman who has adopted a child, as opposed to a biological mother.

A man who has adopted a child, as opposed to a biological father.

To expel a child from a family by placing them for adoption; to put a child up for adoption privately, without going through an adoption agency.

plural of adoptive father

plural of adoptive mother

(marketing, business) A person who begins using a product or service at or around the time it becomes available.

plural of early adopter

A person who is not one's biological sibling, but was legally and socially raised as if they were.