Controlled Vocabulary

A controlled vocabulary is a predefined set of standardized terms used to ensure consistency in data entry, indexing, and retrieval across systems. It restricts the language used to describe concepts, reducing ambiguity and improving searchability and interoperability. This concept is widely applied in information science, metadata management, and data governance.

Also known as: CV, Taxonomy, Thesaurus, Ontology, Standardized Terminology

Why learn Controlled Vocabulary?

Developers should learn and use controlled vocabularies when building systems that require consistent data classification, such as content management systems, e-commerce platforms, or data lakes, to enhance search accuracy and data integration. It is crucial in domains like healthcare, finance, or research where precise terminology is necessary for compliance and analysis.

Learning Resources

• docs: Controlled Vocabulary - Wikipedia
• tutorial: Introduction to Controlled Vocabularies - Getty Research Institute
• course: Data Governance and Controlled Vocabularies - Coursera Course
• video: Controlled Vocabularies in Information Science - YouTube Tutorial