(transitive) To convert into glass or a glass-like substance by heat and fusion. / (intransitive) To be converted into glass, especially through heat.

present participle of vitrify

simple past tense and past participle of vitrify

Converted into glass

The condition of being vitrifiable

Capable of being vitrified, or converted into glass by heat and fusion.

Third-person singular simple present indicative form of vitrify

(construction) A type of corrosion-resistant pipe made by heating clay until it vitrifies.