Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 terms used widely in the coin collectors community, and has received over 312011 search inquires.

Selected term: Flyspecks
Explanation: Minute oxidation spots often seen on the surfaces of coins, particularly higher grade copper and nickel coins, caused by exposure to small drops of moisture

Most popular coin terms

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 21311  14.21%
Silver Clad 16938  11.30%
BN 10892  7.26%
Encapsulated Coin 9590  6.40%
RB 8594  5.73%
Deep Cameo (DC or DCAM) 7592  5.06%
Ultra Cameo (UCAM) 7144  4.76%
Reeded Edge 6519  4.35%
Coin Silver 6431  4.29%
PF (PF60, PF70) 6056  4.04%
Slabbed Coins 5590  3.73%
Obverse or Face side 5509  3.67%
PR (PR60, PR70) 5502  3.67%
PQ 5404  3.60%
High Relief 5141  3.43%
MS (MS60-MS70) 5080  3.39%
Reverse Cameo 4564  3.04%
Clad Coinage 4099  2.73%
Brilliant Uncirculated (BU) 4011  2.67%
Rarity 3912  2.61%