|Resumen en otro Idioma||The intelligent Databases (IDB) are originated from the integration of databases technologies with artificial intelligence
technologies. The IDB are characterized by the presence of stored rules in a rules base and facts stored in a facts base, all together conforms the knowledge base, in which different forms of reasoning are applied. In general, an ontology is a knowledge base that describes the concepts of a domain, their properties and their relations, providing a common vocabulary in a defined area. This article proposes an ontology for IDB that describes the concepts, operations and restrictions of these databases. Also, at the end of this paper we present an utilization example and its implementation using Protégé.