Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 929364 search inquires.

Selected title: Error

Explanation: Any unintentional deviation in the minting process resulting in one or more coins with a different appearance than intended

Most popular coin titles

Definition	Searches	Percentage
Specimen Proof (SP-70 or PF-70)	54167	14.01%
Silver Clad	31311	8.10%
Coin Silver	23377	6.05%
Slabbed Coins	22216	5.75%
BN	21738	5.62%
Encapsulated Coin	21013	5.43%
RB	20099	5.20%
Deep Cameo (DC or DCAM)	17399	4.50%
PF (PF60, PF70)	17001	4.40%
Reeded Edge	16111	4.17%
Ultra Cameo (UCAM)	16096	4.16%
PQ	14871	3.85%
MS (MS60-MS70)	14733	3.81%
PR (PR60, PR70)	14716	3.81%
Rarity	14685	3.80%
Incuse	13853	3.58%
High Relief	13608	3.52%
Coin drop	13594	3.52%
Reverse Cameo	13122	3.39%
Obverse or Face side	12881	3.33%