1. the process of formally adding items to a collection, especially in museums, libraries, or archives
Usage: library science; museum studies

1. present participle of accession; formally adding items to a collection
Usage: library science; museum studies

Examples

• The museum is currently accessioning the donated artwork.
• Accessioning new books takes several weeks to complete.
• The library’s accessioning process includes detailed cataloging.
• She spent the morning accessioning historical documents.
• The accessioning of digital materials requires special procedures.
• Staff training covers proper accessioning techniques.
• The accessioning department handles all new acquisitions.