substituent

[ suhb-stich-oo-uhnt ]

noun

Chemistry. an atom or atomic group that takes the place of another atom or group present in the molecule of the original compound.

adjective

having been or capable of being substituted.

Origin of substituent

1890–95; <Latin substituent- (stem of substituēns), present participle of substituere to substitute, equivalent to sub-sub- + -stitu-, combining form of statuere to set up, erect (see statue) + -ent--ent

Words Nearby substituent

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use substituent in a sentence

Here we have assumed the substituent groups to be alike; when they are unlike, a greater number of isomers is possible.
Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 | Various

British Dictionary definitions for substituent

substituent

/ (sʌbˈstɪtjʊənt) /

noun

chem an atom or group that replaces another atom or group in a molecule or can be regarded as replacing an atom in a parent compound

adjective

substituted or substitutable

Origin of substituent

C19: from Latin substituere to substitute

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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