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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.

Related:Collection DevelopmentWeedingSelection Policy

The maintenance of consistent and standardized headings for names, subjects, and titles in library catalogs.

Related:Controlled VocabularyLCSHCataloging

Logical connectors (AND, OR, NOT) used in database searching to combine, expand, or exclude search terms.

Related:Information RetrievalOPACSearch Strategy

A unique identifier assigned to an item in a library that indicates its location on the shelf, typically based on a classification system.

Related:Dewey Decimal ClassificationLibrary of Congress ClassificationCataloging

The process of creating bibliographic records that describe library materials and provide access points for discovery.

Related:MARCRDAMetadata

The lending and return of library materials to and from patrons, including tracking due dates, holds, and overdue items.

Related:Integrated Library SystemInterlibrary LoanPatron Services

A systematic arrangement of materials by subject using a standardized scheme such as DDC or LCC.

Related:Dewey Decimal ClassificationLibrary of Congress ClassificationCall Number

The strategic process of building and maintaining library holdings to serve the needs of the user community.

Related:AcquisitionsWeedingSelection Policy

A curated list of standardized terms used to consistently index and retrieve information resources.

Related:LCSHMeSHAuthority Control

The set of strategies for maintaining long-term access to digital objects in the face of technological change.

Related:OAISFormat MigrationEmulation

A simple metadata standard consisting of 15 core elements used to describe digital resources across domains.

Related:MetadataMARCInteroperability

Functional Requirements for Bibliographic Records, a conceptual model identifying entities of Work, Expression, Manifestation, and Item.

Related:RDACatalogingIFLA

The process of assigning subject terms or descriptors to documents to facilitate retrieval.

Related:Controlled VocabularyAbstractingInformation Retrieval

The ability to recognize information needs and to find, evaluate, and use information effectively and ethically.

Related:Reference ServicesInstructionCritical Thinking

Software for managing library operations including cataloging, circulation, acquisitions, and serials.

Related:OPACCatalogingCirculation

The right to access information and express ideas without censorship or restriction.

Related:Library Bill of RightsCensorshipPrivacy

A service by which libraries borrow or lend materials on behalf of their patrons from other libraries.

Related:Resource SharingCirculationCooperative Networks

Library of Congress Subject Headings, the primary controlled vocabulary used in U.S. library cataloging.

Related:Controlled VocabularyAuthority ControlCataloging

Machine-Readable Cataloging, the standard format for encoding bibliographic records in library systems.

Related:CatalogingMetadataILS

Structured data that describes, explains, or locates an information resource, often called 'data about data.'

Related:Dublin CoreMARCCataloging

Open Archival Information System, an ISO standard reference model for long-term digital preservation.

Related:Digital PreservationArchiveFormat Migration

Online Public Access Catalog, an electronic interface allowing users to search a library's holdings.

Related:ILSCatalogingInformation Retrieval

Free, unrestricted online access to peer-reviewed scholarly research publications.

Related:Scholarly CommunicationRepositoryGold OA

Resource Description and Access, the current international standard for library cataloging that replaced AACR2.

Related:FRBRCatalogingMARC

The systematic removal of outdated, damaged, or unused materials from a library collection.

Related:Collection DevelopmentDeselectionInventory
Library Science Glossary - Key Terms & Definitions | PiqCue