windows

/ˈwɪndoʊz/
noun
  1. Plural of window; openings in a wall or vehicle that let in light and air.
    • She looked out the windows at the falling snow.
    • All the windows in the house were open to let in the breeze.
    • The car's windows were fogged up on the cold morning.
  2. Microsoft Windows, a popular operating system for computers.
    • The software is compatible with both Windows and Mac.
    • My laptop runs on Windows 10.
    • He prefers Windows over other operating systems.
What does "windows" mean? | whatsthatwordmean | whatsthatwordmean