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Word of the Day Wednesday, June 10, 2026

substituent

/ˈsʌbsɪtjuːnt/ noun · British & US
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What does substituent mean?

noun

A substituent is a group or atom that is attached to a larger molecule, often changing its properties or reactivity. In chemistry, substituents are used to modify the chemical structure of a compound.

Example

"The addition of a substituent to the benzene ring resulted in a significant change in the compound's reactivity."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for substituent

Antonyms of substituent

Rhymes with substituent

Etymologically related