Coin Terminology and Glossary

The Coin Collecting Dictionary includes 546 titles used widely in the coin collectors community, and has received over 874043 search inquires.

Selected title: Thumbing

Explanation: The rubbing of skin oil onto a coin in an attempt to hide contact marks

Most popular coin titles

Definition	Searches	Percentage
Specimen Proof (SP-70 or PF-70)	53085	14.46%
Silver Clad	30413	8.29%
Coin Silver	22399	6.10%
Slabbed Coins	21261	5.79%
BN	20644	5.62%
Encapsulated Coin	20124	5.48%
RB	19069	5.19%
Deep Cameo (DC or DCAM)	16478	4.49%
PF (PF60, PF70)	15951	4.35%
Reeded Edge	15204	4.14%
Ultra Cameo (UCAM)	15148	4.13%
PQ	13957	3.80%
MS (MS60-MS70)	13840	3.77%
PR (PR60, PR70)	13795	3.76%
Rarity	13478	3.67%
Incuse	12823	3.49%
High Relief	12710	3.46%
Coin drop	12627	3.44%
Reverse Cameo	12085	3.29%
Obverse or Face side	11978	3.26%