» Pyx is also the abbreviation for the constellation Pyxis. A pyx or pix (transliteration of Greek: pyxis, box-wood receptacle, from pyxos, box-tree) is a small round container used in the Catholic, Old Catholic and Anglican Churches to carry the consecrated Host (for example, the consecrated Eucharist), to the sick or invalid or those otherwise unable to come to a church in order to receive Holy Communion. The term can also used in archaeology and art history to describe small round lidded box… (More on Pyx)