Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1129430 search inquires.

Selected title: Cud
Explanation: A raised lump of metal on a coin caused by a piece of a die having broken off; When a coin is struck by a broken die, the place where the die is broken or missing will often show up as extra metal on the surface of a coin. This extra piece of metal or 'cud' can be from a piece of the die being missing or a still intact, but moved

Most popular coin titles

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 56113  13.22%
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Slabbed Coins 24011  5.66%
BN 23555  5.55%
Encapsulated Coin 22505  5.30%
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PF (PF60, PF70) 18987  4.47%
Deep Cameo (DC or DCAM) 18937  4.46%
Reeded Edge 17822  4.20%
Ultra Cameo (UCAM) 17619  4.15%
Obverse or Face side 17042  4.01%
PR (PR60, PR70) 17002  4.00%
Rarity 16881  3.98%
PQ 16549  3.90%
MS (MS60-MS70) 16239  3.83%
Incuse 15581  3.67%
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Reverse Cameo 14949  3.52%