From Latinmetaphysica, from Byzantine Greekμεταφυσικά(metaphusiká), from the title of the collection by Aristotle μετὰ τὰ φυσικά(metà tà phusiká), a collection that comes after (μετά(metá)) Aristotle's collection entitled τὰ φυσικά(tà phusiká), from φυσικός(phusikós, “natural”).