Metafisika adolah cabang filsafat nan takaik jo fundamental identitas aksioma kausalitas manganai kajadian pado dimensi ruang dan wakatu tantang kabaradoan dan realitas nan maikuikinyo.[1] Metafisika barupayo manjawek, sacaro abstrak dan umum, partanyaan-partanyaan tantang: Apo nan ajak tu ado; dan Ajak apo batuaknyo.[2]

  1. van Inwagen, Peter; Sullivan, Meghan (2016-01-01). Zalta, Edward N., ed. "Metaphysics" (edisi ke-2016). Metaphysics Research Lab, Stanford University, The Stanford Encyclopedia of Philosophy. 
  2. What is it (that is, whatever it is that there is) like? Hall, Ned (2012). "David Lewis's Metaphysics". di dalam Edward N. Zalta. The Stanford Encyclopedia of Philosophy (edisi ke-Fall 2012). Center for the Study of Language and Information, Stanford University. http://plato.stanford.edu/archives/fall2012/entries/lewis-metaphysics/. Diakses pado 5 Oktober 2012.