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invisible ink

noun

Etymology

From invisible + ink.

  1. derived from ἔγκαυστον — “burned-in”
  2. derived from encaustum — “purple ink used by Roman emperors to sign documents”
  3. derived from enque
  4. inherited from ynke
  5. compounded as invisible ink — “invisible + ink”

Definitions

  1. An ink, invisible on application or soon thereafter, that can later be rendered visible…

    An ink, invisible on application or soon thereafter, that can later be rendered visible by some process, such as exposing it to heat.

  2. An ink used in pranks that is visible at first but soon disappears.

The neighborhood

Vish — recursive loop

No curated loop yet for invisible ink. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA