a. and sb. [f. med.L. calcināt- ppl. stem of calcināre + -ORY.]
A. adj. Serving for calcination.
1611. Cotgr., Calcinatoire, calcinatorie, calcinating.
1678. R. R[ussell], trans. Geber, V. i. 273. Let the Calcinatory Furnace be made square in length four foot.
B. sb. A vessel used for calcination [= calcinātōrium (vas) in Du Cange].
17306. in Bailey; hence in Johnson and mod. Dicts.