invisible inks
invisible inks is the plural of invisible ink.
Meaning of invisible ink
Noun
invisible ink (countable and uncountable, plural invisible inks)
- An ink, invisible on application or soon thereafter, that can later be rendered visible by some process, such as exposing it to heat.
- Synonyms:
- secret ink, sympathetic ink
- An ink used in pranks that is visible at first but soon disappears.
Questions about invisible inks
- What is invisible inks the plural of?
- Invisible inks is the plural of invisible ink.
Words near invisible inks in the dictionary
Source and license
Adapted from Wiktionary: invisible inks (page history and authors); invisible ink (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.
Last updated:
Cite this entry: “invisible inks.” Word.ws, https://word.ws/invisible_inks. Based on Wiktionary, CC BY-SA 4.0.
