Have a look at the term "best interests of the child" in the EMN Asylum and Migration Glossary
The European Migration Network (EMN) Glossary is an essential resource, which offers an EU-wide multidisciplinary vocabulary of approximately 500 terms and concepts related to asylum and migration. Let's focus today on the term "best interests of the child" to make sure we have a common understanding and use of the term!
The term "best interests of the child" (BIC) which is used in the recent EMN Inform on "Accompanied children’s right to be heard in international protection procedures", is defined in the EU context as:
A threefold concept which includes a substantive right, a fundamental and interpretative legal principle and a rule of procedure that is aimed at ensuring the full and effective enjoyment of all the rights recognised in the United Nations Convention of the Rights of the Child (UNCRC) and of which the primary consideration is to ensure the holistic development of the child.
If you are interested in other terms, please check out the online version here.