ovide a unifying framework for meaningful information exchange among applic</span><span style="font-family:times new roman;">ations, without a substantial shared vocabu</span><span style="font-family:times new roman;">lary these exchanges will be quite restricted.  The OpenCyc concept ontology removes this barrier by providing an extensive network of terms, in forms that can be understood both by computers and humans, which ensures the applications will have something to talk about.  Taken together, it is n