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The branch of metaphysics that deals with the nature of being.

on·tol′o·gist n.


an expert in or student of ontology
References in classic literature ?
Positive science deals only with phenomena, yet you are foolish enough to strive to be ontologists and to deal with noumena.
Heidegger (1889-1976) was called an ontologist because he focused on being as separate from thought in the existential perspective.
Although Heidegger has been read as "an ontologist, an existentialist, an anti-humanist, a proto-postmodernist, a phenomenologist, a theologian, a reclusive sage, and even a cultural critic" (7), it was "theology departments and philosophy departments at religiously affiliated schools" that "offered the earliest home to Heidegger's work in the United States.
Semantic Web for the working ontologist, effective modeling in RDFS and OWL.
Semantic web for the working ontologist modeling in RDF, RDFS and OWL.
ontologist who studies fossils at the University of Manchester in England.
Even though he does not always live up to his own high standards in every instance, Derrida must not be recast as secret Christian or closet ontologist, an all too common catechresis of Marxists and other theorists in the West.

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