Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 930577 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)	54190	14.01%
Silver Clad	31324	8.10%
Coin Silver	23393	6.05%
Slabbed Coins	22227	5.74%
BN	21762	5.62%
Encapsulated Coin	21028	5.43%
RB	20113	5.20%
Deep Cameo (DC or DCAM)	17417	4.50%
PF (PF60, PF70)	17020	4.40%
Reeded Edge	16126	4.17%
Ultra Cameo (UCAM)	16118	4.17%
PQ	14886	3.85%
MS (MS60-MS70)	14742	3.81%
PR (PR60, PR70)	14737	3.81%
Rarity	14706	3.80%
Incuse	13872	3.59%
High Relief	13620	3.52%
Coin drop	13614	3.52%
Reverse Cameo	13138	3.40%
Obverse or Face side	12895	3.33%