a. pertaining to or like glass. vitreal, a.vitrescent, a. becoming vitreous; able to be made into glass. vitrescible, a. vitrifiable. vitric, a. glassy. vitrics, n. study of glassware. vitrifacture, n. making of glassware. vitriform, a. glassy. vitrify, v.i. & t. make or become vitreous. vitrine, n. glass case.