Glossary about Controlled Vocabularies tematres thesaurus, thesauri, information retrieval, controlled vocabularies, glossary, definitions, structured vocabularies, facets, faceted classification 1998-12-31 2011-12-13 10:39:06 en social tagging The decentralized practice and method by which individuals and groups create, manage, and share tags (terms, names, etc.) to annotate and categorize digital resources in an online "social" environment 2011-08-16 23:06:52