Definition of vitrify in US English:



[with object]
  • Convert (something) into glass or a glasslike substance, typically by exposure to heat.

    ‘the option of vitrifying nuclear waste presents problems’
    ‘glazes and paintings on pottery are vitrified by firing in the furnace’
    ‘the use of vitrified clay pipes inside buildings is prohibited’
    • ‘Another concern is the cooling rate needed to vitrify large organs.’
    • ‘However, flexible polymers and lower molecular weight components typically vitrify at much lower water contents’
    • ‘The vitrified specimen was thereafter transferred to the microscope.’
    • ‘Using mouse oocytes, 80 percent of eggs that had been vitrified became fertilized with ICSI, with a live birth rate of about 30 percent, comparable to conventional IVF when eggs are not frozen.’
    • ‘The silica and other minerals in the clay vitrify under heat and will not become soft clay again.’
    • ‘The walkway will be paved with vitrified and cement-based tiles.’
    • ‘Its prime ingredient, silica, which is essentially glass, can withstand very high temperatures and vitrifies (melts and turns glass-like) to form a very strong and impermeable product.’
    • ‘Method and apparatus for eliminating volatiles or airborne entrainments when vitrifying radioactive and/or hazardous waste’
    • ‘He said vitrified radioactive materials would be bound up in glass or other depositories and would not be easily released.’
    • ‘Almost all leaves were vitrified and the total number of leaves on the longest shoot was also reduced compared with the plants growing on the other three cytokinin media.’
    • ‘Blood vessels have been reversibly vitrified, and whole kidneys have been recovered and successfully transplanted after cooling to - 45°C while protected with vitrification chemicals.’
    • ‘People have always thought of vitrified forts as Iron Age but the dates we found make this citadel far more important.’
    • ‘The imperfections are then cleaned off with tools and the casting is put in the kiln at 1225 cone 6 and becomes vitrified porcelain.’
    • ‘Therefore, molecular motion must be regarded as unavoidable in vitrified biological materials.’
    • ‘To vitrify soil, normally four carbon electrode rods are inserted into the ground and a powerful electric current is turned on.’
    • ‘After blotting excess solution from the carbon side of the grids, they were immediately vitrified in ethane slush.’
    • ‘Practically invisible or blatantly obvious, these so-called slip-ups made centuries ago survive today beneath vitrified coats of clear overglaze and provide snapshots of the innovative and ingenious decorative techniques employed.’
    • ‘Large areas of vitrified sand have been discovered in the Gobi desert and elsewhere, evidence of such intense heat as might not be explicable otherwise.’


Late Middle English: from French vitrifier or based on Latin vitrum ‘glass’.