n., A record documenting the preserver's acceptance of responsibility for preserving a clearly identified set of records. [Archives ]

n., A record documenting additions to a collection, whether acquired by transfer under a legally based procedure, or by deposit, purchase, gift, or bequest. [Arts - Art and Architecture Thesaurus (AAT) ]

n., The formal record of accessions of archival material received by an archives service, in which information on the immediate source and the broader provenance of the material is preserved permanently. [Computer and Information Sciences - Harrod’s Librarians’ Glossary and Reference Book ]

n., The chief record of the stock added to a library. Items are numbered progressively as they are added to stock. [Computer and Information Sciences - Harrod’s Librarians’ Glossary and Reference Book ]