A pharmacological or immunological agent that enhances the effect of other agents, such as a drug or vaccine.
relating to something that is added but is not essential; "an ancillary pump"; "an adjuvant discipline to forms of mysticism"; "The mind and emotions are auxilliary to each other"
(pharmacology) enhancing the action of a medical treatment; "the adjuvant action of certain bacteria"
an additive that enhances the effectiveness of medical treatment
enhancing the action of a medical treatment; "the adjuvant action of certain bacteria"