The GreatCollections Coin and Paper Money Glossary


This is a popular resource that explains hundreds of coin related terms, as well as terms relating to our coin auctions. Of course, if you have questions about anything, please do not hesitate to contact us.


Die Subsidence


The sinking or collapse of a portion of a coin die, resulting in a depression or indentation in the surface of the coin, typically caused by wear or damage.

X