planchet
/ˈplæntʃɪt/Definitions
1. noun
A small, shallow dish, typically made of metal, used to melt and cast small objects, such as medals, in the process of minting.
“The museum’s exhibit on numismatics featured a collection of antique planchets, each one a testament to the craftsmanship of ancient minters.”
2. verb
To melt or cast metal into a small, thin shape, especially in the process of minting coins or medals.
“The minting process involves plancheting the metal to achieve the desired thickness and weight.”