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English definition of “double glazing”

double glazing

noun [U] uk   us  
windows that have two layers of glass to keep a building warm or to reduce noise from outsideWindows and parts of windows
verb [T] uk   /ˌdʌb.l̩ˈɡleɪz/ us  
Windows and parts of windows
(Definition of double glazing from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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