Obs. rare. [ad. L. armāmentārium arsenal, f. armāmentum: see prec. and -ARY.] An armory, an arsenal; transf. (in L. form) a case of (surgical) apparatus.
1731. in Bailey.
1753. Chambers, Cycl. Supp., s.v. Armourer, There were fifteen Armamentaries, or repositories of arms, in the eastern empire.
[1874. Roosa, Dis. Ear, 171. The ordinary armamentarium of the surgeon.]