What does invisible ink mean?
Definitions for invisible ink
in·vis·i·ble ink
This dictionary definitions page includes all the possible meanings, example usage and translations of the word invisible ink.
Did you actually mean invisibleness or impossibleness?
GCIDE
invisible inknoun
A fluid that has no color in the visible spectrum, but may be detected under certain conditions, as under ultraviolet light. It may be used to write notes not readable under normal light.
Wiktionary
invisible inknoun
An ink, invisible on application or soon thereafter, that can later be rendered visible by some process, such as exposing it to heat.
Etymology: invisible + ink
Wikidata
Invisible ink
Invisible ink, also known as security ink, is a substance used for writing, which is invisible either on application or soon thereafter, and which later on can be made visible by some means. Invisible ink is one form of steganography, and it has been used in espionage. Other uses include anti-counterfeiting, property marking, hand stamping for readmission, fun children's games, and marking for the purpose of identification in manufacturing.
Numerology
Chaldean Numerology
The numerical value of invisible ink in Chaldean Numerology is: 8
Pythagorean Numerology
The numerical value of invisible ink in Pythagorean Numerology is: 9
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"invisible ink." Definitions.net. STANDS4 LLC, 2024. Web. 25 Apr. 2024. <https://www.definitions.net/definition/invisible+ink>.
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