DEPHLOGISTICCATE

De′phlo‐gis″tic‐cate (?), v. t. [imp. & p. p. Dephlogisticated (?); p. pr. & vb. n. Dephlogisticating.] [[Pref. de- + phlosticate: cf. F. déphlogistiguer.]] (O. Chem.) To deprive of phlogiston, or the supposed principle of inflammability. Priestley. Dephlogisticated air, oxygen gas; — so called by Dr. Priestly and others of his time. — De′phlo‐gis′ti‐ca″tion (#), n.