Word
ontology, n.
(ontologies)
the metaphysical study of the nature of being and existence
<noun.cognition>
ontology
lexical pointers
derivationally related form
ontological
semantic pointers
hypernym
metaphysics
(computer science) a rigorous and exhaustive organization of some knowledge domain that is usually hierarchical and contains all the relevant entities and their relations
<noun.cognition>
ontology
semantic pointers
hypernym
organization, system, arrangement, organisation
domain of synset (topic)
computer science, computing