What do you mean by accreditation term?

In simple terms accreditation can be described as certification for the production of certain goods and services. It is Certification by a recognized body of the facilities, capability, objectivity, competence, and integrity of an agency, service, operational group, or individual to provide the specific service or operation needed. For example, the Registrar Accreditation Board accredits those organizations that register companies to the ISO 9000 Series Standards.