The Collaborative International Dictionary
Coadjuvant
Coadjuvant \Co*ad"ju*vant\, a. Co["o]perating.
Coadjuvant
Coadjuvant \Co*ad"ju*vant\, n. (Med.) An adjuvant.
Wiktionary
coadjuvant
a. cooperate n. (context medicine English) An adjuvant.