Wikidata:WikiProject Ontology/Ontology

Types of Ontologies

• upper ontology: An upper ontology is an ontology which connect several domain ontologies.

• domain ontology: A domain ontology represents concepts which belong to specific field where terms are clearly identified.

Parts of Ontologies

An ontology is composed of:

• individuals known as instances
• properties which link individuals amongst themselves
• classes defined as sets containing individuals

Glossary

• A class hierarchy is called a taxonomy.