Definition of functional group in English:

functional group

Syllabification: func·tion·al group


  • A group of atoms responsible for the characteristic reactions of a particular compound.
    More example sentences
    • Methyl lithium is very reactive and acts as a nucleophilic methylating reagent to electrophilic functional groups, such as ketones.
    • The oxygen atom of an ether functional group has two lone pairs of electrons.
    • Condensation reactions depend on a repeated reaction between functional groups on the monomers.

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Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody