Mohammad Nazir Ahmad has written:

'Ontology-based applications for enterprise systems and knowledge management' -- subject(s): Expert systems (Computer science), Business enterprises, Ontology, Knowledge management, Computer networks

Ontology is a branch of philosophy that deals with the nature of being, existence, and reality. It seeks to understand the fundamental categories of being and how things exist in the world. In other fields like computer science and information science, ontology refers to the study and development of data models that represent knowledge about a specific domain.

Bernard V. Shea has written:

'Notes on the science of ontology' -- subject(s): Ontology

James A. Athanus has written:

'An objectifiable correlation of philosophy and science' -- subject(s): Science, Philosophy, Ontology, Cosmology

Ontology is the branch of philosophy that deals with the nature of being, existence, and reality. It seeks to understand the fundamental categories of being and how they relate to each other. In a broader sense, ontology also refers to the study of what exists and how entities can be categorized and related.