adoptee

[n] - someone (such as a child) who has been adopted
Found on http://www.webdictionary.co.uk/definition.php?query=adoptee

adoptee

noun someone (such as a child) who has been adopted
Found on https://www.encyclo.co.uk/local/20974

Adoptee

Any person who has been adopted.
Found on http://www.superglossary.com/Glossary/Life_Style/Adoption/
No exact match found