Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 1108050 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)	55931	13.28%
Silver Clad	32837	7.80%
Coin Silver	24896	5.91%
Slabbed Coins	23823	5.66%
BN	23397	5.56%
Encapsulated Coin	22334	5.30%
RB	21841	5.19%
PF (PF60, PF70)	18817	4.47%
Deep Cameo (DC or DCAM)	18799	4.46%
Reeded Edge	17651	4.19%
Ultra Cameo (UCAM)	17453	4.14%
Obverse or Face side	16909	4.01%
PR (PR60, PR70)	16774	3.98%
Rarity	16673	3.96%
PQ	16386	3.89%
MS (MS60-MS70)	16079	3.82%
Incuse	15406	3.66%
Coin drop	15229	3.62%
High Relief	15036	3.57%
Reverse Cameo	14775	3.51%