A mark or stamp added to a coin or other object to indicate authenticity, value, or to signify a change in status.
The ancient coin bore a countermark that indicated it had been revalued by a later ruler.
A distinguishing mark or symbol used to identify or authenticate an item, often used in the context of stamps or currency.
The collector was excited to find a rare stamp with a unique countermark that increased its value.
A ticket, token, or mark kept by a person to show entitlement to re-admission or identification, corresponding to another part retained by an official.
Festival visitors received a countermark so they could leave the grounds and return later.
countermarkverb
To mark or stamp with an additional mark for identification or authentication purposes.
The jeweler decided to countermark the gold bracelet to certify its authenticity.
countermarkadjektiv
Relating to or bearing a countermark.
The archaeologists photographed the countermark coins separately.