Pyxides is a term that refers to small, lidded, cylindrical-shaped boxes that were utilized in ancient times for various purposes, such as storing perfume, spices, money, jewelry, and cosmetics. There are several synonymous terms that can be utilized to describe pyxides, including casket, trinket box, reliquary, container, receptacle, or capsule. These terms similarly describe a container with a lid, but each has its nuances that distinguish it from others. Caskets have a more funerary association, while trinket boxes are more decorative in nature. A reliquary is a container that houses holy relics, while a capsule is often utilized for medicinal purposes. Ultimately, the synonym utilized depends on the context in which the pyxides are being used.