n. [ L. adjuvamentum, fr. adjuvare to help; ad + juvare to help. ]
a. [ L. adjuvans, p. pr. of adjuvare to aid: cf. F. adjuvant. See Aid. ] Helping; helpful; assisting. [ R. ] “Adjuvant causes.” Howell. [ 1913 Webster ]
a. Cooperating. [ 1913 Webster ]
n. (Med.) An adjuvant. [ 1913 Webster ]