Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 terms used widely in the coin collectors community, and has received over 592239 search inquires.

Selected term: Clogged die
Explanation: A die that has grease or some other contaminant lodged in the recessed areas. Coins struck from such a die have diminished detail, sometimes completely missing

Most popular coin terms

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 36123 13.80%
Silver Clad 26112 9.98%
BN 16309 6.23%
Encapsulated Coin 15745 6.02%
Slabbed Coins 14969 5.72%
RB 14771 5.64%
Coin Silver 12375 4.73%
Deep Cameo (DC or DCAM) 12048 4.60%
PF (PF60, PF70) 11528 4.41%
Reeded Edge 11428 4.37%
Ultra Cameo (UCAM) 11169 4.27%
PQ 9957 3.81%
MS (MS60-MS70) 9872 3.77%
PR (PR60, PR70) 9641 3.68%
High Relief 9191 3.51%
Incuse 8870 3.39%
Obverse or Face side 8529 3.26%
Rarity 8083 3.09%
Reverse Cameo 7488 2.86%
Brilliant Uncirculated (BU) 7465 2.85%