Many applications have both a "close" and a "quit" option. The "close" option does what you describe - they want to get rid of the "quit" option, which is used

Many applications have both a "close" and a "quit" option. The "close" option does what you describe - they want to get rid of the "quit" option, which is used to quit an application. (Try opening two Firefox windows and you can easily see the difference.)