- quartz glass
- nouncolorless glass made of almost pure silica• Syn: ↑quartz, ↑vitreous silica, ↑lechatelierite, ↑crystal• Derivationally related forms: ↑crystallize (for: ↑crystal), ↑crystalize (for: ↑crystal)• Hypernyms: ↑natural glass• Substance Meronyms: ↑silica, ↑silicon oxide, ↑silicon dioxide
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noun* * *
lechatelierite.[1900-05]* * *
quartz glass nounFused quartz resistant to high temperatures and transparent to ultraviolet radiation• • •Main Entry: ↑quartz* * *
quartz glass,a clear, vitreous solid, or glass, produced by fusion of a very pure form of quartz or rock crystal; fused quartz or silica; silica glass. Quartz glass is able to withstand large and rapid temperature changes and is specially transparent to the infrared, visible, and ultraviolet radiations. It is chiefly used in electronic and optica apparatus and equipment, such as vacuum tubes, insulating material, fluorescent and germicidal lamps.
Useful english dictionary. 2012.