Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 906150 search inquires.

Selected title: 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 titles

Definition	Searches	Percentage
Specimen Proof (SP-70 or PF-70)	53778	14.18%
Silver Clad	30974	8.17%
Coin Silver	23024	6.07%
Slabbed Coins	21864	5.76%
BN	21327	5.62%
Encapsulated Coin	20669	5.45%
RB	19718	5.20%
Deep Cameo (DC or DCAM)	17043	4.49%
PF (PF60, PF70)	16631	4.38%
Reeded Edge	15771	4.16%
Ultra Cameo (UCAM)	15751	4.15%
PQ	14527	3.83%
MS (MS60-MS70)	14397	3.80%
PR (PR60, PR70)	14358	3.79%
Rarity	14256	3.76%
Incuse	13465	3.55%
Coin drop	13253	3.49%
High Relief	13250	3.49%
Reverse Cameo	12722	3.35%
Obverse or Face side	12545	3.31%