Lewis Short
adjūtōrĭum (noun N) : adjutor
* Help, aid, assistance, support (rare; prob. not before the Aug. per.): magnam Thracum manum in adjutorium belli secum trahebat,Vell. 2, 112 Ruhnk.: ignis,Sen. Ep. 31: juris,Quint. 3, 6, 83.—In plur., Col. 12 praef.
Charlton T. Lewis, Charles Short, A Latin Dictionary