a. [f. VITRIFY v. + Cf. F. vitrifiable (1734).] Capable of being vitrified; admitting of conversion into a glassy substance by means of heat.
1646. Sir T. Browne, Pseud. Ep., II. iii. 69. Vitrification is the last or utmost fusion of a body vitrifiable, and is performed by a strong and violent fire, which keeps the melted glasse red hot.
1684. Boyle, Porousn. Anim. & Solid Bod., vii. 98. We are wont to add to the vitrifiable matter, either some prepared metal, as calcined Copper [etc.].
1709. Phil. Trans., XXVI. 382. I believe that with this Oil there is mixed a great deal of the earthy, vitrifiable part of the Metal.
1756. C. Lucas, Ess. Waters, I. 3. The primary, or vitrifable, earth … he looks upon as the basis or matrix of all other earths.
1796. Kirwan, Elem. Min. (ed. 2), I. 53. Mr. Achard found a mixture of two parts calcareous earths and one part magnesia vitrifiable.
1839. Ure, Dict. Arts, 574. The same mixture of vitrifiable materials will yield very different results.
1878. Miss J. J. Young, Ceramic Art, 132. The compartments are then filled with vitrifiable enamels.
Hence Vitrifiability. [Cf. F. vitrifiabilité.]
1891. Cent. Dict.
