Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1130650 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) 56127  13.22%
Silver Clad 33016  7.77%
Coin Silver 25099  5.91%
Slabbed Coins 24021  5.66%
BN 23559  5.55%
Encapsulated Coin 22512  5.30%
RB 22019  5.18%
PF (PF60, PF70) 18994  4.47%
Deep Cameo (DC or DCAM) 18944  4.46%
Reeded Edge 17827  4.20%
Ultra Cameo (UCAM) 17627  4.15%
Obverse or Face side 17051  4.01%
PR (PR60, PR70) 17010  4.01%
Rarity 16892  3.98%
PQ 16554  3.90%
MS (MS60-MS70) 16245  3.82%
Incuse 15589  3.67%
Coin drop 15451  3.64%
High Relief 15208  3.58%
Reverse Cameo 14955  3.52%