Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1012851 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) 55052  13.67%
Silver Clad 32031  7.95%
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Slabbed Coins 23021  5.71%
BN 22612  5.61%
Encapsulated Coin 21661  5.38%
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Deep Cameo (DC or DCAM) 18113  4.50%
PF (PF60, PF70) 17830  4.43%
Reeded Edge 16870  4.19%
Ultra Cameo (UCAM) 16779  4.17%
PR (PR60, PR70) 15820  3.93%
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MS (MS60-MS70) 15404  3.82%
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Obverse or Face side 13703  3.40%