countermark

[noun koun-ter-mahrk; verb koun-ter-mahrk]Numismatics

noun

Also called counterstamp. a sign or device stamped on a coin after its minting.

verb (used with object)

to stamp (a coin) with a countermark; counterstamp.

Origin of countermark

1495–1505; (noun) < Middle French contremarque, equivalent to contre counter- + marque mark¹; (v.) < Middle French contremarquer, derivative of contremarque

countermark

Origin of .css-1fxfie5{font-size:22px;}@media (max-width:768px){.css-1fxfie5{font-size:18px;margin:0 10px 10px 0;word-break:break-all;word-wrap:break-word;-webkit-hyphens:auto;-moz-hyphens:auto;-ms-hyphens:auto;hyphens:auto;line-height:22px;}}countermark

Origin of countermark