Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 terms used widely in the coin collectors community, and has received over 342055 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) 23205  14.08%
Silver Clad 18704  11.35%
BN 11760  7.13%
Encapsulated Coin 10476  6.36%
RB 9366  5.68%
Deep Cameo (DC or DCAM) 8183  4.96%
Ultra Cameo (UCAM) 7664  4.65%
Coin Silver 7159  4.34%
Reeded Edge 7153  4.34%
Slabbed Coins 6830  4.14%
PF (PF60, PF70) 6618  4.01%
PQ 6054  3.67%
PR (PR60, PR70) 6001  3.64%
Obverse or Face side 5916  3.59%
High Relief 5685  3.45%
MS (MS60-MS70) 5608  3.40%
Reverse Cameo 4961  3.01%
Rarity 4615  2.80%
Clad Coinage 4459  2.70%
Brilliant Uncirculated (BU) 4388  2.66%