Resource guide for contemporary ontology: includes essays and bibliographies; provides a look at the theory's past and evolution ...

Article by Tom Gruber. Short answer: An ontology is a specification of a conceptualization.

Achille C. Varzi Associate Professor of Philosophy at Columbia University, New York (USA). A graduate of the University of Trento (Italy), he received his M.A. and Ph.D. degrees in philosophy from the University of Toronto (Canada). His main research interests are in logic and metaphysics. Work in progress includes a book on identity and a volume of illustrated philosophical stories for children.

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z The Identity of Indiscernibles The Identity of Indiscernibles is a principle of analytic ontology first explicitly formulated by Wilhelm Gottfried Leibniz in his Discourse on Metaphysics, Section 9 (Loemker 1969: 308). It states that no two distinct substances ...

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Tropes A trope is an instance or bit (not an exemplification) of a property or a relation; e.g. Clintons eloquence, Sydneys beauty, or Pierres love of Helo se. Clintons eloquence is understood here not as Clintons participating in the universal eloquence, nor ...

Stanford Encyclopedia of Philosophy A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z Holes Holes are an interesting case-study for ontologists and epistemologists. Naive, untutored descriptions of the world and explanations of facts in the world often make essential reference to holes. A hole explains why water flowed out of the reservoir. A ...