Numismatics is the study of and collection of . . . . money: coins, bills, and so forth.
The collection and study of money (coins, in particular) is called numismatics or numismatology.
The science wich deals with the study of coins is numismatics
numismatics
Numismatics
The study of coins is called numismatics.
numismatics
numismatics
Numismatics
Numismatics is the study of coins.
The study is numismatics.
The noun numismatics is the study or collection of coins, paper currency, and medals.