Focus on the pronunciation of window
English definition of “window”
/ˈwɪn·doʊ/ n [C] (OPENING)
› an opening in the wall of a building or vehicle, usually covered with glass, to let light and air in and to allow people inside to see out: to open/close a window From her bedroom window she could see a lovely garden. › In a store, a window is the large glass-covered front behind which goods for sale are usually shown: We walked along Fifth Avenue, looking in the shop windows. › A window is also a period when there is an unusual opportunity to do something: If a window of opportunity presents itself, I’d be a fool not to take advantage of it.