ontology
UK[ɒnˈtɒlədʒi]US[ɑːnˈtɑːlədʒi]
n
The branch of metaphysics concerned with the nature of being and existence.
n
A set of concepts and categories in a subject area or domain that shows their properties and the relations between them.
Morpheme Breakdown
ont
ology
ont
being
ology
study of
Etymology
The word 'ontology' is a modern philosophical coinage, formed in the early 17th century from Greek components. Its first part, ont-, is derived from the Greek verb einai ('to be'), whose present participle ōn (genitive ontos) means 'being'. The second part, -logia, denotes a systematic study or discourse. Thus, the term literally translates to 'the study of being'. This construction directly channels the core inquiry of metaphysics from ancient Greek philosophy into a distinct modern discipline, formalizing the investigation into the fundamental categories and nature of existence.
Analysis
Structure: ont (being) + ology (study of)
- ont: From Greek ont- (stem of ōn, present participle of einai, meaning 'to be'). It functions as the root denoting 'being' or 'existence'.
- ology: From Greek -logia, meaning 'the study of', 'a discourse', or 'a science'. It functions as a noun-forming suffix indicating a branch of knowledge.
Examples
The philosopher's work focused primarily on the ontology of abstract objects.
Developing a shared ontology is crucial for data interoperability in computer science.
Medieval ontology often grappled with the nature of substances and their properties.