Definition of vitreous in English:



  • 1Like glass in appearance or physical properties.

    ‘a coarse-grained rock with much grey vitreous quartz’
    • ‘Most natural corundum is of industrial quality, but transparent to translucent varieties with their adamantine to vitreous luster potentially yield gemstones.’
    • ‘It has a vitreous luster and is optically positive.’
    • ‘Shallow sculpted basins though eye-catching are not ideal for a busy family bathroom, where a deeper vitreous basin enhanced by interesting taps can look just as good and perform better.’
    • ‘Azurite's luster is vitreous to almost adamantine.’
    • ‘Smithsonite exhibits a vitreous luster that tends to be pearly on crystal faces.’
    • ‘The mineral is transparent to translucent and has a vitreous to pearly luster and white streak.’
    • ‘The vitreous to iridescent luster is natural and not due to secondary treatment.’
    • ‘A glass-forming substance is any mineral which remains vitreous when cooled.’
    • ‘It has a vitreous luster and is typically translucent; only rarely is it transparent and then only in small crystals.’
    • ‘Sixth, distinct increase of power by employment of the device of a so-called armature made of the same metal with which the physicists are accustomed to surround resinous and vitreous bodies.’
    • ‘It is transparent to translucent and displays a luster that varies from vitreous to somewhat pearly.’
    • ‘The small, vitreous, opaque black grains look very much like the murataite with which it is associated.’
    • ‘Colorless or pale reddish or yellowish-brown specimens with an earthy to moderately vitreous luster are most commonly observed.’
    • ‘Artsmithite is vitreous, has an off-white to cream-colored streak, shows no obvious cleavage, and displays an irregular fracture.’
    • ‘Scolecite is typically seen as a colorless to white, transparent to translucent mineral with a vitreous to silky luster.’
    • ‘On some examples, they appear exclusively on the upper shoulders of the bottle; on others they constitute virtually the entire scheme of decoration, centred on tiny dots of vitreous enamel.’
    • ‘Oneillite is vitreous, transparent to translucent, with a white streak.’
    smooth, mirror-like, glass-like, gleaming, shining, shiny, sheeny, glossy, polished
    View synonyms
    1. 1.1(of a substance) derived from or containing glass.
      ‘vitreous china’
      • ‘The acrylic stone has a low sheen, unlike the vitreous china of old, which had a high sheen that revealed any imperfections in the manufacture.’
      • ‘There are different techniques of enamelling and one of them is when a vitreous coating is fused on to a metallic surface.’
      • ‘To retain high-resolution information, chlorosomes were embedded in vitreous ice and imaged without further treatment or staining.’
      • ‘Made from vitreous china in biscuit, white, and black, the rectangular sink measures 21 by 13 inches.’
      • ‘Bright impervious surfaces in plaster, white paint, vitreous enamel, glass or stainless steel are not just cleanable but seen to be clean.’
      • ‘In its original sense enamel is glass or vitreous paste fused to a prepared surface, usually of metal, by means of intense heat.’
      • ‘They started with eight-inch-square biscuit blanks made by Wedgwood or Minton, Hollins and Company and preferred vitreous paint applied with brushes, palette knives, or their fingers.’
      • ‘This alloy has the closest thermal expansion match to alumina, beryllia, and vitreous glass’
      • ‘The citric acid in Coke removes stains from vitreous china.’
      • ‘Most of its sinks and toilets are made of vitreous china that resists dirt and bacteria.’
      • ‘Made of vitreous China, sinks like the 27 1/2-inch pedestal basin shown come with pedestal covers or metal consoles.’
      • ‘China is a vitreous (smooth and glassy) form of baked clay.’
      • ‘No one can have failed to notice the metamorphosis of the humble vitreous china sink in Irish bathrooms.’


Late Middle English: from Latin vitreus (from vitrum glass) + -ous.