trimethylbenzene

noun

Any of three isomeric chemical compounds: 1,2,3-trimethylbenzene, 1,2,4-trimethylbenzene (pseudocumene), and 1,3,5-trimethylbenzene (mesitylene).

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Meanings

nountrimethylbenzene (countable and uncountable, plural trimethylbenzenes)

plural trimethylbenzenes

  1. countableuncountablechemistryAny of three isomeric chemical compounds: 1,2,3-trimethylbenzene, 1,2,4-trimethylbenzene (pseudocumene), and 1,3,5-trimethylbenzene (mesitylene).

Origin

From trimethyl + benzene.

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Cite this entry
APA

trimethylbenzene. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/trimethylbenzene

MLA

“trimethylbenzene.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trimethylbenzene. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “trimethylbenzene,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/trimethylbenzene.

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