Definition of adjuvant in English:

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Pronunciation: /ˈadʒʊv(ə)nt/


(Of therapy) applied after initial treatment for cancer, especially to suppress secondary tumour formation.
Example sentences
  • Women with breast cancer may benefit from adjuvant chemotherapy, hormonal therapy, or both.
  • The book is divided into five short chapters that cover coping with the diagnosis of cancer, surgical treatments, adjuvant therapies, and ongoing recovery.
  • Three patients received no adjuvant treatment, and no information on adjuvant therapy was available for the remaining 4 patients.


A substance which enhances the body’s immune response to an antigen.
Example sentences
  • New TB adjuvants (enhancers of the immune response) have been studied.
  • The products use a large amount of organisms and adjuvants such as aluminum hydroxide or oil to produce a sufficient immune response.
  • Recently, there has been a great deal of interest in biologic agents as potential adjuvants in the treatment of chronic wounds.


Late 16th century: from Latin adjuvant- 'helping towards', from the verb adjuvare, from ad- 'towards' + juvare to 'help'.

For editors and proofreaders

Line breaks: ad¦ju|vant

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