thymolphthalein

T1H4Y4M3O1L1P3H4T1H4A1L1E1I1N1

noun

A pH indicator that can also be used to make invisible ink.

Scrabble 31
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Meanings

nounthymolphthalein (uncountable)
  1. uncountableA pH indicator that can also be used to make invisible ink.
Cite this entry
APA

thymolphthalein. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/thymolphthalein

MLA

“thymolphthalein.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/thymolphthalein. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “thymolphthalein,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/thymolphthalein.

Source: thymolphthalein on Wiktionary, CC BY-SA 4.0.