Definition of Windows in English:

Windows

plural noun

trademark
  • [treated as singular] A computer operating system with a graphical user interface.

    • ‘I had a go at downloading some Windows updates from a Win2k machine with broadband yesterday and gave up because it was so slow.’
    • ‘From this point on, when referring to SPSS for Windows in the text, it will be called simply SPSS.’
    • ‘What programs do I need to install to allow me to use CGI in a Windows environment?’
    • ‘The EU ordered Microsoft to sell a version of Windows without its media player.’
    • ‘By the end of that year you could plug a Windows system into the Internet and be infected with a dozen worms before you even had a chance to download the latest updates.’

Pronunciation:

Windows

/ˈwindōz/