Classification
Narrower Term (NT)
What Is a Narrower Term (NT)? A narrower term (NT) refers to a more specific concept that falls under a broader…
Classification
Broader Terms (BT)
What Is a Broader Term (BT)? A broader term (BT) is a general or inclusive concept that encompasses one or more…
Classification
Related Terms (RT) in Library and Information Science
What Is a Related Term (RT)? A related term (RT) is a word or phrase that represents a concept closely associated…
Classification
Non-Preferred Terms in Library and Information Science
What Is a Non-Preferred Term? A non-preferred term is a word or phrase that is not officially designated as the authorized…
Classification
Preferred Terms
What Is a Preferred Term? A preferred term is a standardized or authorized word or phrase selected from among two or…
Classification
“See” and “See Also” References
What Is a “See” Reference in Library Cataloging and Indexing? A “See” reference is a type of cross-reference used in library…
Classification
How Are Subject Headings Selected for a Book?
Subject headings for a book are chosen through a process called subject analysis. During this process, a cataloger examines the intellectual…
Classification
Subject Headings
What Are Subject Headings? Subject headings are standardized terms or phrases used to describe the subject or content of library materials,…