adjuvant:
adjective:
- serving to help or assist; auxiliary
- assisting in the prevention, amelioration, or cure of disease
noun:
- a person or thing that aids or helps
- anything that aids in removing or preventing a disease, esp. a substance added to a prescription to aid the effect of the main ingredient
- in immunology, a substance admixed with an immunogen in order to elicit a more marked immune response
