Numismatic Dictionary

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There are 13 names in this directory containing the search term counterfeit. Clear results.
cast counterfeit
A replica or counterfeit coin created by making a mold of a genuine coin then cast using that mold. Most cast counterfeits can be detected by looking for a seam around the edge.

contemporary counterfeit
A coin, usually base metal, made to pass for legal tender at the time of creation.

counterfeit
A copy of a numismatic item made fraudulently either for entry into circulation or for sale to collectors. See also Hobby Protection Act.

fake
A counterfeit or altered coin

forgery
A copy of a numismatic item made fraudulently either for entry into circulation or for sale to collectors. See also counterfeit.

goloid
An alloy of silver, gold and copper patented by Dr. William Wheeler Hubbell. Goloid consists of 1 part gold (about 3.6-percent), 24 parts silver (about 87.3-percent) and 2.5 parts copper (about 9.1%). Coins were not minted using goloid because they were indistinguishable from other silver coins and susceptible to undetectable counterfeiting.

leaf print
An anti-counterfeiting mechanism for currency in which a leaf is used to create a unique design. The leaf print process was invented by Benjamin Franklin.

micro-printing
Very small printing used during the currency making process to help prevent counterfeiting.

security thread
A plastic-like ribbon embedded into currency paper during its manufacturer to prevent counterfeiting.

stock edge
A counterfeit edge collar used for creating fake coins.

struck counterfeit
A fake coin that is struck using dies in a press made with the intention to deceive.

United States Secret Service
The agency under the Department of Homeland Security that is responsible for protecting United States currency from counterfeiting. A branch of the U.S. Secret Service provides protection to the president, vice president, their families, and other national officials.

watermark
A design embedded into currency paper during its manufacture to prevent counterfeiting

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