WordReference Random House Unabridged Dictionary of American English © 2026
thread′ mark′, 
  1. Currencya thin threading in paper currency to make counterfeiting difficult.

Collins Concise English Dictionary © HarperCollins Publishers::
thread mark n
  1. a mark put into paper money to prevent counterfeiting, consisting of a pattern of silk fibres
(Advertisement)

Forum discussions with the word(s) "thread mark" in the title:


Look up "thread mark" at Merriam-Webster
Look up "thread mark" at dictionary.com
  • Go to Preferences page and choose from different actions for taps or mouse clicks.

In other languages: Spanish | French | Italian | Portuguese | Romanian | German | Dutch | Swedish | Russian | Polish | Czech | Greek | Turkish | Chinese | Japanese | Korean | Arabic

iPhone app store