English noun: ontology | |||
1. | ontology (cognition) (computer science) a rigorous and exhaustive organization of some knowledge domain that is usually hierarchical and contains all the relevant entities and their relations | ||
Broader (hypernym) | arrangement, organisation, organization, system | ||
Domain category | computer science, computing | ||
2. | ontology (cognition) the metaphysical study of the nature of being and existence | ||
Broader (hypernym) | metaphysics | ||