What is the meaning of Desktop?

The top surface of a desk.

A desktop computer.

A personal computer, as opposed to computers for business or server purposes.

The main graphical user interface of an operating system, usually displaying icons, windows and background wallpaper.

The wallpaper of this interface.

Designed for use on a desk or similar piece of furniture.

Of an application or website, designed to be run or viewed on a personal computer.

desktop computer

main graphical user interface of a system

desktop (visible user interface)

desktop computer (computer of a size designed to be used on a desk)

desktop (the main graphical user interface of an operating system)

desktop computer

Source: wiktionary.org