Definition of invisible ink in English:
A type of ink used to produce writing that cannot be seen until the paper is heated or otherwise treated.
- Visitors to the open day were able to try their hand at a series of techniques such as passport forgery, code-breaking and writing in invisible ink.
- Peggy wrote in invisible ink, literally between the lines of innocent letters, she wrote the troop movements, the intelligence that the British were paying for.
- Ben is quick to deduce that the map to the treasure is inscribed in invisible ink of the back of the American Declaration of Independence.
Definition of invisible ink in:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Spain
Most popular in Malaysia
Most popular in Pakistan