| ANTIREFLECTIVE | • antireflective adj. (Optics) Preventing visible reflection. • ANTIREFLECTIVE adj. designed to counter reflection. | 
| DEVITRIFICATION | • devitrification n. The formation of small crystals in a glass as a result of slow cooling from the molten state. • DEVITRIFICATION n. the act of devitrifying. | 
| PERFECTIVITIES | • PERFECTIVITY n. the state of being perfective. | 
| PERFECTIVITY | • perfectivity n. (Grammar) The state of being in perfective aspect or the imperfective aspect. • PERFECTIVITY n. the state of being perfective. | 
| PETRIFACTIVE | • petrifactive adj. Having the quality of converting organic matter into stone; petrifying. • petrifactive adj. Pertaining to, or characterized by, petrifaction. • PETRIFACTIVE adj. petrifying, also PETRIFIC. | 
| PHOTOREFRACTIVE | • photorefractive adj. (Physics) of or relating to a change in refractive index in the presence of light. • PHOTOREFRACTIVE adj. designating or relating to surgical procedures in which a laser is used to reshape the cornea and correct refractive errors such as myopia or astigmatism; esp. in photorefractive keratectomy. | 
| PUTREFACTIVE | • putrefactive adj. Of, pertaining to, or causing putrefaction. • PUTREFACTIVE adj. relating to putrefaction. | 
| REFLECTIVITIES | • reflectivities n. Plural of reflectivity. • REFLECTIVITY n. the state of being reflective. | 
| REFLECTIVITY | • reflectivity n. (Physics) The property or quality of being reflective. • REFLECTIVITY n. the state of being reflective. | 
| REFRACTIVITIES | • refractivities n. Plural of refractivity. • REFRACTIVITY n. the state of being refractive. | 
| REFRACTIVITY | • refractivity n. The quality or degree of being refractive. • REFRACTIVITY n. the state of being refractive. | 
| RETROREFLECTIVE | • retroreflective adj. Tending to reflect light back to its source with a minimum scattering of light. • RETROREFLECTIVE adj. relating to retroreflection. | 
| VITRIFACTION | • vitrifaction n. Alternative form of vitrification. • VITRIFACTION n. the process of converting into glass, also VITRIFICATION. | 
| VITRIFACTIONS | • VITRIFACTION n. the process of converting into glass, also VITRIFICATION. | 
| VITRIFACTURE | • vitrifacture n. The manufacture of glass and glassware. • VITRIFACTURE n. glassblowing. | 
| VITRIFACTURES | • VITRIFACTURE n. glassblowing. | 
| VITRIFICATION | • vitrification n. (Usually uncountable) The action or process of vitrifying a material: conversion into a glass-like amorphous… • vitrification n. (Countable) An instance of such conversion. • vitrification n. (Countable) The result of such conversion: a vitrified substance or object. | 
| VITRIFICATIONS | • vitrifications n. Plural of vitrification. • VITRIFICATION n. the process of converting into glass, also VITRIFACTION. |