Complex sentence: Bucranium, plural bucrania (Latin, from Greek "βουκράνιον", referring to the skull of an ox) was a common form of carved decoration in Classical architecture used to fill the metopes between the triglyphs of the frieze of Doric temples.
Split into simpler sentences: Bucranium, plural bucrania (Latin, from Greek "βουκράνιον"), is the word for the skull of an ox. It is also an architectural term used to describe a common form of carved decoration in Classical architecture, used to fill the metopes between the triglyphs of the frieze of Doric temples.