Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 terms used widely in the coin collectors community, and has received over 503769 search inquires.

Selected term: Brilliant Uncirculated (BU)
Explanation: A descriptive term used to indicate an uncirculated coin that still retains a lot of the brilliant luster. Not a heavily toned coin

Most popular coin terms

DefinitionSearchesPercentage
Specimen Proof (SP-70 or PF-70) 31777 13.88%
Silver Clad 23869 10.42%
BN 14912 6.51%
Encapsulated Coin 14289 6.24%
RB 12891 5.63%
Slabbed Coins 12324 5.38%
Deep Cameo (DC or DCAM) 10817 4.72%
Coin Silver 10707 4.68%
Reeded Edge 10061 4.39%
Ultra Cameo (UCAM) 9976 4.36%
PF (PF60, PF70) 9561 4.18%
PQ 8522 3.72%
MS (MS60-MS70) 8492 3.71%
PR (PR60, PR70) 8202 3.58%
High Relief 8026 3.51%
Obverse or Face side 7702 3.36%
Rarity 6934 3.03%
Incuse 6638 2.90%
Reverse Cameo 6637 2.90%
Brilliant Uncirculated (BU) 6551 2.86%