How to Pronounce "Adjuvant"

adjective
serving to help or assist; auxiliary:
You'll be serving in an adjuvant capacity, on call if we need you.

Medicine/Medical. utilizing drugs, radiation therapy, or other means of supplemental treatment following cancer surgery or other primary cancer treatment:
The cancer was caught at such an early stage that adjuvant measures were determined to be unnecessary.
: Compare neoadjuvant.

noun
a person or thing that aids or helps:
a team of adjuvants.

Medicine/Medical, Pharmacology. anything that aids in the treatment of disease, management of pain, etc., especially a substance added to a medication to aid the effect of the main ingredient:
For some in acute pain, caffeine is an effective analgesic adjuvant.

Immunology. a substance admixed with an immunogen in order to elicit a more marked immune response:
Aluminum salts have been used as adjuvants in vaccines for many decades.