Glossary of terms relating to thesauri and other forms of structured vocabulary for information retrieval


item that can be classified or indexed in order that it may be retrieved

This definition refers not only to written and printed materials in paper or microform versions (for example, books, journals, diagrams, maps), but also to non-printed media, machine-readable and digitized records, Internet and intranet resources, films, sound recordings, people and organizations as knowledge resources, buildings, sites, monuments, three-dimensional objects or realia; and to collections of such items or parts of such items