crystal violet

noun

: a triphenylmethane dye found in gentian violet

Examples of crystal violet in a Sentence

Recent Examples on the Web
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Many of the chemical catalysts and intermediates that were used to create commercially popular dyes like sulfur black and crystal violet also made great explosives, as was clear from the conflagrations that would break out with some regularity at dye works. Literary Hub, 2 Apr. 2026 Many of the chemical catalysts and intermediates that were used to create commercially popular dyes like sulfur black and crystal violet also made great explosives, as was clear from the conflagrations that would break out with some regularity at dye works. Kory Stamper, Big Think, 31 Mar. 2026 By contrast, cells with more complex cell walls consisting of a relatively thin layer of peptidoglycan plus an outer membrane don’t hold in crystal violet as well. Beth Mole, Ars Technica, 16 Aug. 2019

Word History

First Known Use

1885, in the meaning defined above

Time Traveler
The first known use of crystal violet was in 1885

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Cite this Entry

“Crystal violet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/crystal%20violet. Accessed 6 Apr. 2026.

Medical Definition

crystal violet

noun
: a triphenylmethane dye found in gentian violet

called also methylrosaniline chloride

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