Library Science Glossary
25 essential terms — because precise language is the foundation of clear thinking in Library Science.
Showing 25 of 25 terms
The process of obtaining materials for a library collection through purchase, gift, exchange, or licensing.
Logical connectors (AND, OR, NOT) used in database searching to combine, expand, or exclude search terms.
A unique identifier assigned to an item in a library that indicates its location on the shelf, typically based on a classification system.
The process of creating bibliographic records that describe library materials and provide access points for discovery.
The lending and return of library materials to and from patrons, including tracking due dates, holds, and overdue items.
A systematic arrangement of materials by subject using a standardized scheme such as DDC or LCC.
The strategic process of building and maintaining library holdings to serve the needs of the user community.
A curated list of standardized terms used to consistently index and retrieve information resources.
The set of strategies for maintaining long-term access to digital objects in the face of technological change.
A simple metadata standard consisting of 15 core elements used to describe digital resources across domains.
Functional Requirements for Bibliographic Records, a conceptual model identifying entities of Work, Expression, Manifestation, and Item.
The process of assigning subject terms or descriptors to documents to facilitate retrieval.
The ability to recognize information needs and to find, evaluate, and use information effectively and ethically.
Software for managing library operations including cataloging, circulation, acquisitions, and serials.
The right to access information and express ideas without censorship or restriction.
A service by which libraries borrow or lend materials on behalf of their patrons from other libraries.
Library of Congress Subject Headings, the primary controlled vocabulary used in U.S. library cataloging.
Machine-Readable Cataloging, the standard format for encoding bibliographic records in library systems.
Structured data that describes, explains, or locates an information resource, often called 'data about data.'
Open Archival Information System, an ISO standard reference model for long-term digital preservation.
Online Public Access Catalog, an electronic interface allowing users to search a library's holdings.
Free, unrestricted online access to peer-reviewed scholarly research publications.
Resource Description and Access, the current international standard for library cataloging that replaced AACR2.
The systematic removal of outdated, damaged, or unused materials from a library collection.