substituent

noun

sub·​stit·​u·​ent səb-ˈsti-chə-wənt How to pronounce substituent (audio)
-ˈstich-wənt
: an atom or group that replaces another atom or group in a molecule
substituent adjective

Word History

Etymology

Latin substituent-, substituens, present participle of substituere

First Known Use

circa 1896, in the meaning defined above

Time Traveler
The first known use of substituent was circa 1896

Dictionary Entries Near substituent

Cite this Entry

“Substituent.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/substituent. Accessed 28 Mar. 2024.

Medical Definition

substituent

noun
sub·​stit·​u·​ent səb-ˈstich-(ə-)wənt How to pronounce substituent (audio)
: an atom or group that replaces another atom or group in a molecule
substituent adjective
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