a. and sb. [After F. coadjuvant (and prob. med.L. coadjuvant-em), f. assumed L. *coadjuvāre: see COADJUTOR.]
A. adj. Assisting, helpful. ? Obs.
a. 1625. Boys, Wks. (1629), 223. They must be coadiuuant one to another.
B. sb. Med. An ingredient that assists the operation of the main medicinal agent.
1864. in Webster.
So Coadjuvate v. = COADJUTE; Coadjuvation.
1601. Bp. W. Barlow, Defence, 217. That faith onely iustifieth, no workes coadiuuating.
1656. Blount, Glossogr., Coadiuvate, to help or assist together.
1875. H. J. Coleridge, Preaching of Beatitudes, 254. These fruits he [Sir Bernadine] calls coadjuvation or active assistance.