Definition of addition reaction in US English:

addition reaction


  • A reaction in which one molecule combines with another to form a larger molecule with no other products.

    • ‘Like other hydrocarbons with double bonds, addition reactions can occur to change the double bonds to single bonds.’
    • ‘Elimination reactions are the reverse process of the corresponding addition reactions.’
    • ‘Polymerization is an addition reaction.’
    • ‘Typical reactions of ketones are addition reactions although as a group they are less reactive than the aldehydes.’
    • ‘The majority of reactions in which the ketone functional group takes place are addition reactions.’


addition reaction

/əˈdɪʃən riˈækʃən/