trisubstituted

adjective

: having three substituent atoms or groups in the molecule

Word History

First Known Use

circa 1899, in the meaning defined above

Time Traveler
The first known use of trisubstituted was circa 1899

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Cite this Entry

“Trisubstituted.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/trisubstituted. Accessed 8 Jul. 2026.

Medical Definition

trisubstituted

adjective
: having three substituent atoms or groups in the molecule
a trisubstituted amine
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