archival
/ˈɑr.kɪ.vəl/Definitions
1. adjective
relating to the maintenance and storage of historical or official documents and records
“The museum’s archival department is responsible for preserving the collection.”
2. noun
a collection of historical or official documents and records
“The university’s archival is a valuable resource for researchers.”
3. verb
to store or maintain historical or official documents and records
“The company will archival its data to ensure its preservation.”