ETYM Latin pyxis a box, Greek pyxis a box, especially of boxwood, from pyxos the box tree or boxwood. Related to Box a receptacle.
1. A chest in which coins from the mint are held to await assay; SYN. pix, pyx chest, pix chest.
2. Any receptacle in which wafers for the Eucharist are kept; SYN. pix.
Box or vessel in which coins or consecrated Eucharist are kept.
Vessel for reservation of Eucharist; box containing specimens of newly-minted coins. trial of the pyx, test for weight, etc., of newly-minted coins.
In the Roman Catholic Church, the container used for the wafers of the sacrament.
pix · pix chest · pyx chest